Home / 706,306.32-1,060,125.30-257,461.02

Finding the Fourth Proportional to 706,306.32, 1,060,125.30 and 257,461.02

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Solution

The fourth proportional to 706,306.32, 1,060,125.30 and 257,461.02 is: 386,434.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,306.32 : 1,060,125.30 = 257,461.02 : x
  2. Step 2: Convert to fraction form
    706,306.32/1,060,125.30 = 257,461.02/x
  3. Step 3: Cross multiply
    706,306.32x = 1,060,125.30 × 257,461.02
  4. Step 4: Simplify right side
    706,306.32x = 272,940,941,065.81
  5. Step 5: Solve for x
    x = 272,940,941,065.81/706,306.32
  6. Step 6: Final answer
    x = 386,434.23

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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.