Home / 766,034.17-1,056,343.11-507,821.29

Finding the Fourth Proportional to 766,034.17, 1,056,343.11 and 507,821.29

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Solution

The fourth proportional to 766,034.17, 1,056,343.11 and 507,821.29 is: 700,273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,034.17 : 1,056,343.11 = 507,821.29 : x
  2. Step 2: Convert to fraction form
    766,034.17/1,056,343.11 = 507,821.29/x
  3. Step 3: Cross multiply
    766,034.17x = 1,056,343.11 × 507,821.29
  4. Step 4: Simplify right side
    766,034.17x = 536,433,520,802.81
  5. Step 5: Solve for x
    x = 536,433,520,802.81/766,034.17
  6. Step 6: Final answer
    x = 700,273.62

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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.