Home / 791,966.84-1,187,425.51-286,461.29

Finding the Fourth Proportional to 791,966.84, 1,187,425.51 and 286,461.29

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Solution

The fourth proportional to 791,966.84, 1,187,425.51 and 286,461.29 is: 429,502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,966.84 : 1,187,425.51 = 286,461.29 : x
  2. Step 2: Convert to fraction form
    791,966.84/1,187,425.51 = 286,461.29/x
  3. Step 3: Cross multiply
    791,966.84x = 1,187,425.51 × 286,461.29
  4. Step 4: Simplify right side
    791,966.84x = 340,151,445,625.92
  5. Step 5: Solve for x
    x = 340,151,445,625.92/791,966.84
  6. Step 6: Final answer
    x = 429,502.13

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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.