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Finding the Fourth Proportional to 616,080.20, 924,120.30 and 336,144.20

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Solution

The fourth proportional to 616,080.20, 924,120.30 and 336,144.20 is: 504,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,080.20 : 924,120.30 = 336,144.20 : x
  2. Step 2: Convert to fraction form
    616,080.20/924,120.30 = 336,144.20/x
  3. Step 3: Cross multiply
    616,080.20x = 924,120.30 × 336,144.20
  4. Step 4: Simplify right side
    616,080.20x = 310,637,678,947.26
  5. Step 5: Solve for x
    x = 310,637,678,947.26/616,080.20
  6. Step 6: Final answer
    x = 504,216.30

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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.