Home / 435,343.95-651,326.31-381,631.82

Finding the Fourth Proportional to 435,343.95, 651,326.31 and 381,631.82

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Solution

The fourth proportional to 435,343.95, 651,326.31 and 381,631.82 is: 570,966.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,343.95 : 651,326.31 = 381,631.82 : x
  2. Step 2: Convert to fraction form
    435,343.95/651,326.31 = 381,631.82/x
  3. Step 3: Cross multiply
    435,343.95x = 651,326.31 × 381,631.82
  4. Step 4: Simplify right side
    435,343.95x = 248,566,841,842.55
  5. Step 5: Solve for x
    x = 248,566,841,842.55/435,343.95
  6. Step 6: Final answer
    x = 570,966.57

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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.