Home / 924,982.20-1,387,473.30-260,047.80

Finding the Fourth Proportional to 924,982.20, 1,387,473.30 and 260,047.80

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Solution

The fourth proportional to 924,982.20, 1,387,473.30 and 260,047.80 is: 390,071.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,982.20 : 1,387,473.30 = 260,047.80 : x
  2. Step 2: Convert to fraction form
    924,982.20/1,387,473.30 = 260,047.80/x
  3. Step 3: Cross multiply
    924,982.20x = 1,387,473.30 × 260,047.80
  4. Step 4: Simplify right side
    924,982.20x = 360,809,379,223.74
  5. Step 5: Solve for x
    x = 360,809,379,223.74/924,982.20
  6. Step 6: Final answer
    x = 390,071.70

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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.