Home / 716,266.50-1,074,221.10-210,726.84

Finding the Fourth Proportional to 716,266.50, 1,074,221.10 and 210,726.84

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Solution

The fourth proportional to 716,266.50, 1,074,221.10 and 210,726.84 is: 316,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,266.50 : 1,074,221.10 = 210,726.84 : x
  2. Step 2: Convert to fraction form
    716,266.50/1,074,221.10 = 210,726.84/x
  3. Step 3: Cross multiply
    716,266.50x = 1,074,221.10 × 210,726.84
  4. Step 4: Simplify right side
    716,266.50x = 226,367,217,864.32
  5. Step 5: Solve for x
    x = 226,367,217,864.32/716,266.50
  6. Step 6: Final answer
    x = 316,037.70

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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.