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Finding the Fourth Proportional to 616,042.60, 924,063.90 and 403,466.20

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Solution

The fourth proportional to 616,042.60, 924,063.90 and 403,466.20 is: 605,199.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,042.60 : 924,063.90 = 403,466.20 : x
  2. Step 2: Convert to fraction form
    616,042.60/924,063.90 = 403,466.20/x
  3. Step 3: Cross multiply
    616,042.60x = 924,063.90 × 403,466.20
  4. Step 4: Simplify right side
    616,042.60x = 372,828,550,290.18
  5. Step 5: Solve for x
    x = 372,828,550,290.18/616,042.60
  6. Step 6: Final answer
    x = 605,199.30

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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.