Home / 632,675.18-873,063.86-387,585.02

Finding the Fourth Proportional to 632,675.18, 873,063.86 and 387,585.02

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Solution

The fourth proportional to 632,675.18, 873,063.86 and 387,585.02 is: 534,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,675.18 : 873,063.86 = 387,585.02 : x
  2. Step 2: Convert to fraction form
    632,675.18/873,063.86 = 387,585.02/x
  3. Step 3: Cross multiply
    632,675.18x = 873,063.86 × 387,585.02
  4. Step 4: Simplify right side
    632,675.18x = 338,386,473,639.38
  5. Step 5: Solve for x
    x = 338,386,473,639.38/632,675.18
  6. Step 6: Final answer
    x = 534,850.24

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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.