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Finding the Fourth Proportional to 435,853.48, 653,885.62 and 151,502.98

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Solution

The fourth proportional to 435,853.48, 653,885.62 and 151,502.98 is: 227,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,853.48 : 653,885.62 = 151,502.98 : x
  2. Step 2: Convert to fraction form
    435,853.48/653,885.62 = 151,502.98/x
  3. Step 3: Cross multiply
    435,853.48x = 653,885.62 × 151,502.98
  4. Step 4: Simplify right side
    435,853.48x = 99,065,617,995.68
  5. Step 5: Solve for x
    x = 99,065,617,995.68/435,853.48
  6. Step 6: Final answer
    x = 227,291.10

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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.