Home / 748,892.08-1,034,012.32-462,804.40

Finding the Fourth Proportional to 748,892.08, 1,034,012.32 and 462,804.40

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Solution

The fourth proportional to 748,892.08, 1,034,012.32 and 462,804.40 is: 639,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,892.08 : 1,034,012.32 = 462,804.40 : x
  2. Step 2: Convert to fraction form
    748,892.08/1,034,012.32 = 462,804.40/x
  3. Step 3: Cross multiply
    748,892.08x = 1,034,012.32 × 462,804.40
  4. Step 4: Simplify right side
    748,892.08x = 478,545,451,350.21
  5. Step 5: Solve for x
    x = 478,545,451,350.21/748,892.08
  6. Step 6: Final answer
    x = 639,004.56

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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.