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Finding the Fourth Proportional to 524,588.70, 787,077.45 and 169,614.30

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Solution

The fourth proportional to 524,588.70, 787,077.45 and 169,614.30 is: 254,484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,588.70 : 787,077.45 = 169,614.30 : x
  2. Step 2: Convert to fraction form
    524,588.70/787,077.45 = 169,614.30/x
  3. Step 3: Cross multiply
    524,588.70x = 787,077.45 × 169,614.30
  4. Step 4: Simplify right side
    524,588.70x = 133,499,590,727.54
  5. Step 5: Solve for x
    x = 133,499,590,727.54/524,588.70
  6. Step 6: Final answer
    x = 254,484.30

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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.