Home / 510,836.73-766,252.95-155,849.56

Finding the Fourth Proportional to 510,836.73, 766,252.95 and 155,849.56

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Solution

The fourth proportional to 510,836.73, 766,252.95 and 155,849.56 is: 233,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,836.73 : 766,252.95 = 155,849.56 : x
  2. Step 2: Convert to fraction form
    510,836.73/766,252.95 = 155,849.56/x
  3. Step 3: Cross multiply
    510,836.73x = 766,252.95 × 155,849.56
  4. Step 4: Simplify right side
    510,836.73x = 119,420,185,106.20
  5. Step 5: Solve for x
    x = 119,420,185,106.20/510,836.73
  6. Step 6: Final answer
    x = 233,773.69

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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.