Home / 766,032.17-1,056,340.35-507,819.29

Finding the Fourth Proportional to 766,032.17, 1,056,340.35 and 507,819.29

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Solution

The fourth proportional to 766,032.17, 1,056,340.35 and 507,819.29 is: 700,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,032.17 : 1,056,340.35 = 507,819.29 : x
  2. Step 2: Convert to fraction form
    766,032.17/1,056,340.35 = 507,819.29/x
  3. Step 3: Cross multiply
    766,032.17x = 1,056,340.35 × 507,819.29
  4. Step 4: Simplify right side
    766,032.17x = 536,430,001,253.65
  5. Step 5: Solve for x
    x = 536,430,001,253.65/766,032.17
  6. Step 6: Final answer
    x = 700,270.86

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.