Home / 1,250,432.64-1,875,428.64-351,660.96

Finding the Fourth Proportional to 1,250,432.64, 1,875,428.64 and 351,660.96

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Solution

The fourth proportional to 1,250,432.64, 1,875,428.64 and 351,660.96 is: 527,429.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,432.64 : 1,875,428.64 = 351,660.96 : x
  2. Step 2: Convert to fraction form
    1,250,432.64/1,875,428.64 = 351,660.96/x
  3. Step 3: Cross multiply
    1,250,432.64x = 1,875,428.64 × 351,660.96
  4. Step 4: Simplify right side
    1,250,432.64x = 659,515,035,953.89
  5. Step 5: Solve for x
    x = 659,515,035,953.89/1,250,432.64
  6. Step 6: Final answer
    x = 527,429.48

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.