Home / 348,031.10-522,046.65-243,055.10

Finding the Fourth Proportional to 348,031.10, 522,046.65 and 243,055.10

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Solution

The fourth proportional to 348,031.10, 522,046.65 and 243,055.10 is: 364,582.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,031.10 : 522,046.65 = 243,055.10 : x
  2. Step 2: Convert to fraction form
    348,031.10/522,046.65 = 243,055.10/x
  3. Step 3: Cross multiply
    348,031.10x = 522,046.65 × 243,055.10
  4. Step 4: Simplify right side
    348,031.10x = 126,886,100,720.42
  5. Step 5: Solve for x
    x = 126,886,100,720.42/348,031.10
  6. Step 6: Final answer
    x = 364,582.65

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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.