Home / 834,089.63-1,250,684.37-378,432.18

Finding the Fourth Proportional to 834,089.63, 1,250,684.37 and 378,432.18

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Solution

The fourth proportional to 834,089.63, 1,250,684.37 and 378,432.18 is: 567,444.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,089.63 : 1,250,684.37 = 378,432.18 : x
  2. Step 2: Convert to fraction form
    834,089.63/1,250,684.37 = 378,432.18/x
  3. Step 3: Cross multiply
    834,089.63x = 1,250,684.37 × 378,432.18
  4. Step 4: Simplify right side
    834,089.63x = 473,299,212,631.03
  5. Step 5: Solve for x
    x = 473,299,212,631.03/834,089.63
  6. Step 6: Final answer
    x = 567,444.07

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Double scale
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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.