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Finding the Fourth Proportional to 334,134.30, 501,201.45 and 310,514.70

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Solution

The fourth proportional to 334,134.30, 501,201.45 and 310,514.70 is: 465,772.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,134.30 : 501,201.45 = 310,514.70 : x
  2. Step 2: Convert to fraction form
    334,134.30/501,201.45 = 310,514.70/x
  3. Step 3: Cross multiply
    334,134.30x = 501,201.45 × 310,514.70
  4. Step 4: Simplify right side
    334,134.30x = 155,630,417,886.32
  5. Step 5: Solve for x
    x = 155,630,417,886.32/334,134.30
  6. Step 6: Final answer
    x = 465,772.05

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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.