Home / 708,874.53-1,063,378.01-282,307.47

Finding the Fourth Proportional to 708,874.53, 1,063,378.01 and 282,307.47

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Solution

The fourth proportional to 708,874.53, 1,063,378.01 and 282,307.47 is: 423,487.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,874.53 : 1,063,378.01 = 282,307.47 : x
  2. Step 2: Convert to fraction form
    708,874.53/1,063,378.01 = 282,307.47/x
  3. Step 3: Cross multiply
    708,874.53x = 1,063,378.01 × 282,307.47
  4. Step 4: Simplify right side
    708,874.53x = 300,199,555,656.74
  5. Step 5: Solve for x
    x = 300,199,555,656.74/708,874.53
  6. Step 6: Final answer
    x = 423,487.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.