Home / 730,467.12-1,008,042.40-408,177.52

Finding the Fourth Proportional to 730,467.12, 1,008,042.40 and 408,177.52

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Solution

The fourth proportional to 730,467.12, 1,008,042.40 and 408,177.52 is: 563,283.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,467.12 : 1,008,042.40 = 408,177.52 : x
  2. Step 2: Convert to fraction form
    730,467.12/1,008,042.40 = 408,177.52/x
  3. Step 3: Cross multiply
    730,467.12x = 1,008,042.40 × 408,177.52
  4. Step 4: Simplify right side
    730,467.12x = 411,460,246,886.85
  5. Step 5: Solve for x
    x = 411,460,246,886.85/730,467.12
  6. Step 6: Final answer
    x = 563,283.73

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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.