Home / 875,901.20-1,314,046.20-402,472.40

Finding the Fourth Proportional to 875,901.20, 1,314,046.20 and 402,472.40

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Solution

The fourth proportional to 875,901.20, 1,314,046.20 and 402,472.40 is: 603,797.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,901.20 : 1,314,046.20 = 402,472.40 : x
  2. Step 2: Convert to fraction form
    875,901.20/1,314,046.20 = 402,472.40/x
  3. Step 3: Cross multiply
    875,901.20x = 1,314,046.20 × 402,472.40
  4. Step 4: Simplify right side
    875,901.20x = 528,867,327,824.88
  5. Step 5: Solve for x
    x = 528,867,327,824.88/875,901.20
  6. Step 6: Final answer
    x = 603,797.93

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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.