Home / 513,948.08-771,079.86-229,877.64

Finding the Fourth Proportional to 513,948.08, 771,079.86 and 229,877.64

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Solution

The fourth proportional to 513,948.08, 771,079.86 and 229,877.64 is: 344,887.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,948.08 : 771,079.86 = 229,877.64 : x
  2. Step 2: Convert to fraction form
    513,948.08/771,079.86 = 229,877.64/x
  3. Step 3: Cross multiply
    513,948.08x = 771,079.86 × 229,877.64
  4. Step 4: Simplify right side
    513,948.08x = 177,254,018,468.33
  5. Step 5: Solve for x
    x = 177,254,018,468.33/513,948.08
  6. Step 6: Final answer
    x = 344,887.01

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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.