Home / 730,025.13-1,007,932.77-472,525.32

Finding the Fourth Proportional to 730,025.13, 1,007,932.77 and 472,525.32

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Solution

The fourth proportional to 730,025.13, 1,007,932.77 and 472,525.32 is: 652,407.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,025.13 : 1,007,932.77 = 472,525.32 : x
  2. Step 2: Convert to fraction form
    730,025.13/1,007,932.77 = 472,525.32/x
  3. Step 3: Cross multiply
    730,025.13x = 1,007,932.77 × 472,525.32
  4. Step 4: Simplify right side
    730,025.13x = 476,273,754,682.74
  5. Step 5: Solve for x
    x = 476,273,754,682.74/730,025.13
  6. Step 6: Final answer
    x = 652,407.34

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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.