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Finding the Fourth Proportional to 266,606.83, 400,011.24 and 160,065.18

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Solution

The fourth proportional to 266,606.83, 400,011.24 and 160,065.18 is: 240,158.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,606.83 : 400,011.24 = 160,065.18 : x
  2. Step 2: Convert to fraction form
    266,606.83/400,011.24 = 160,065.18/x
  3. Step 3: Cross multiply
    266,606.83x = 400,011.24 × 160,065.18
  4. Step 4: Simplify right side
    266,606.83x = 64,027,871,132.62
  5. Step 5: Solve for x
    x = 64,027,871,132.62/266,606.83
  6. Step 6: Final answer
    x = 240,158.41

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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.