Home / 708,158.76-1,062,404.16-281,718.72

Finding the Fourth Proportional to 708,158.76, 1,062,404.16 and 281,718.72

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Solution

The fourth proportional to 708,158.76, 1,062,404.16 and 281,718.72 is: 422,644.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,158.76 : 1,062,404.16 = 281,718.72 : x
  2. Step 2: Convert to fraction form
    708,158.76/1,062,404.16 = 281,718.72/x
  3. Step 3: Cross multiply
    708,158.76x = 1,062,404.16 × 281,718.72
  4. Step 4: Simplify right side
    708,158.76x = 299,299,140,077.88
  5. Step 5: Solve for x
    x = 299,299,140,077.88/708,158.76
  6. Step 6: Final answer
    x = 422,644.13

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1.5x scale

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.