Home / 924,908.90-1,387,363.35-260,060.90

Finding the Fourth Proportional to 924,908.90, 1,387,363.35 and 260,060.90

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Solution

The fourth proportional to 924,908.90, 1,387,363.35 and 260,060.90 is: 390,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,908.90 : 1,387,363.35 = 260,060.90 : x
  2. Step 2: Convert to fraction form
    924,908.90/1,387,363.35 = 260,060.90/x
  3. Step 3: Cross multiply
    924,908.90x = 1,387,363.35 × 260,060.90
  4. Step 4: Simplify right side
    924,908.90x = 360,798,961,428.02
  5. Step 5: Solve for x
    x = 360,798,961,428.02/924,908.90
  6. Step 6: Final answer
    x = 390,091.35

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Double scale
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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.