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Finding the Fourth Proportional to 377,987.49, 566,967.05 and 93,678.97

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Solution

The fourth proportional to 377,987.49, 566,967.05 and 93,678.97 is: 140,514.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,987.49 : 566,967.05 = 93,678.97 : x
  2. Step 2: Convert to fraction form
    377,987.49/566,967.05 = 93,678.97/x
  3. Step 3: Cross multiply
    377,987.49x = 566,967.05 × 93,678.97
  4. Step 4: Simplify right side
    377,987.49x = 53,112,889,502.14
  5. Step 5: Solve for x
    x = 53,112,889,502.14/377,987.49
  6. Step 6: Final answer
    x = 140,514.94

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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.