Home / 706,718.79-1,059,520.66-351,538.95

Finding the Fourth Proportional to 706,718.79, 1,059,520.66 and 351,538.95

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Solution

The fourth proportional to 706,718.79, 1,059,520.66 and 351,538.95 is: 527,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,718.79 : 1,059,520.66 = 351,538.95 : x
  2. Step 2: Convert to fraction form
    706,718.79/1,059,520.66 = 351,538.95/x
  3. Step 3: Cross multiply
    706,718.79x = 1,059,520.66 × 351,538.95
  4. Step 4: Simplify right side
    706,718.79x = 372,462,780,319.71
  5. Step 5: Solve for x
    x = 372,462,780,319.71/706,718.79
  6. Step 6: Final answer
    x = 527,031.10

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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.