Home / 527,128.17-790,769.52-167,178.98

Finding the Fourth Proportional to 527,128.17, 790,769.52 and 167,178.98

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Solution

The fourth proportional to 527,128.17, 790,769.52 and 167,178.98 is: 250,792.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,128.17 : 790,769.52 = 167,178.98 : x
  2. Step 2: Convert to fraction form
    527,128.17/790,769.52 = 167,178.98/x
  3. Step 3: Cross multiply
    527,128.17x = 790,769.52 × 167,178.98
  4. Step 4: Simplify right side
    527,128.17x = 132,200,037,814.84
  5. Step 5: Solve for x
    x = 132,200,037,814.84/527,128.17
  6. Step 6: Final answer
    x = 250,792.97

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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.