Home / 632,335.20-872,645.04-360,444.12

Finding the Fourth Proportional to 632,335.20, 872,645.04 and 360,444.12

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Solution

The fourth proportional to 632,335.20, 872,645.04 and 360,444.12 is: 497,425.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,335.20 : 872,645.04 = 360,444.12 : x
  2. Step 2: Convert to fraction form
    632,335.20/872,645.04 = 360,444.12/x
  3. Step 3: Cross multiply
    632,335.20x = 872,645.04 × 360,444.12
  4. Step 4: Simplify right side
    632,335.20x = 314,539,773,515.17
  5. Step 5: Solve for x
    x = 314,539,773,515.17/632,335.20
  6. Step 6: Final answer
    x = 497,425.69

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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.