Home / 924,003.20-1,386,004.80-624,821.60

Finding the Fourth Proportional to 924,003.20, 1,386,004.80 and 624,821.60

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Solution

The fourth proportional to 924,003.20, 1,386,004.80 and 624,821.60 is: 937,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,003.20 : 1,386,004.80 = 624,821.60 : x
  2. Step 2: Convert to fraction form
    924,003.20/1,386,004.80 = 624,821.60/x
  3. Step 3: Cross multiply
    924,003.20x = 1,386,004.80 × 624,821.60
  4. Step 4: Simplify right side
    924,003.20x = 866,005,736,743.68
  5. Step 5: Solve for x
    x = 866,005,736,743.68/924,003.20
  6. Step 6: Final answer
    x = 937,232.40

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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.