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Finding the Fourth Proportional to 342,594.16, 513,925.46 and 117,924.86

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Solution

The fourth proportional to 342,594.16, 513,925.46 and 117,924.86 is: 176,899.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,594.16 : 513,925.46 = 117,924.86 : x
  2. Step 2: Convert to fraction form
    342,594.16/513,925.46 = 117,924.86/x
  3. Step 3: Cross multiply
    342,594.16x = 513,925.46 × 117,924.86
  4. Step 4: Simplify right side
    342,594.16x = 60,604,589,058.34
  5. Step 5: Solve for x
    x = 60,604,589,058.34/342,594.16
  6. Step 6: Final answer
    x = 176,899.07

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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.