Home / 712,415.43-1,068,859.61-232,658.89

Finding the Fourth Proportional to 712,415.43, 1,068,859.61 and 232,658.89

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Solution

The fourth proportional to 712,415.43, 1,068,859.61 and 232,658.89 is: 349,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,415.43 : 1,068,859.61 = 232,658.89 : x
  2. Step 2: Convert to fraction form
    712,415.43/1,068,859.61 = 232,658.89/x
  3. Step 3: Cross multiply
    712,415.43x = 1,068,859.61 × 232,658.89
  4. Step 4: Simplify right side
    712,415.43x = 248,679,687,465.46
  5. Step 5: Solve for x
    x = 248,679,687,465.46/712,415.43
  6. Step 6: Final answer
    x = 349,065.56

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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.