Home / 346,494.13-519,741.15-130,393.48

Finding the Fourth Proportional to 346,494.13, 519,741.15 and 130,393.48

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Solution

The fourth proportional to 346,494.13, 519,741.15 and 130,393.48 is: 195,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,494.13 : 519,741.15 = 130,393.48 : x
  2. Step 2: Convert to fraction form
    346,494.13/519,741.15 = 130,393.48/x
  3. Step 3: Cross multiply
    346,494.13x = 519,741.15 × 130,393.48
  4. Step 4: Simplify right side
    346,494.13x = 67,770,857,247.70
  5. Step 5: Solve for x
    x = 67,770,857,247.70/346,494.13
  6. Step 6: Final answer
    x = 195,590.20

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Similar ratio
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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.