Home / 924,152.20-1,383,506.70-688,539.40

Finding the Fourth Proportional to 924,152.20, 1,383,506.70 and 688,539.40

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Solution

The fourth proportional to 924,152.20, 1,383,506.70 and 688,539.40 is: 1,030,781.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,152.20 : 1,383,506.70 = 688,539.40 : x
  2. Step 2: Convert to fraction form
    924,152.20/1,383,506.70 = 688,539.40/x
  3. Step 3: Cross multiply
    924,152.20x = 1,383,506.70 × 688,539.40
  4. Step 4: Simplify right side
    924,152.20x = 952,598,873,113.98
  5. Step 5: Solve for x
    x = 952,598,873,113.98/924,152.20
  6. Step 6: Final answer
    x = 1,030,781.37

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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.