Home / 377,279.78-565,975.96-124,587.05

Finding the Fourth Proportional to 377,279.78, 565,975.96 and 124,587.05

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Solution

The fourth proportional to 377,279.78, 565,975.96 and 124,587.05 is: 186,899.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,279.78 : 565,975.96 = 124,587.05 : x
  2. Step 2: Convert to fraction form
    377,279.78/565,975.96 = 124,587.05/x
  3. Step 3: Cross multiply
    377,279.78x = 565,975.96 × 124,587.05
  4. Step 4: Simplify right side
    377,279.78x = 70,513,272,085.97
  5. Step 5: Solve for x
    x = 70,513,272,085.97/377,279.78
  6. Step 6: Final answer
    x = 186,899.16

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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.