Home / 784,001.60-1,176,002.40-662,350.40

Finding the Fourth Proportional to 784,001.60, 1,176,002.40 and 662,350.40

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Solution

The fourth proportional to 784,001.60, 1,176,002.40 and 662,350.40 is: 993,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,001.60 : 1,176,002.40 = 662,350.40 : x
  2. Step 2: Convert to fraction form
    784,001.60/1,176,002.40 = 662,350.40/x
  3. Step 3: Cross multiply
    784,001.60x = 1,176,002.40 × 662,350.40
  4. Step 4: Simplify right side
    784,001.60x = 778,925,660,040.96
  5. Step 5: Solve for x
    x = 778,925,660,040.96/784,001.60
  6. Step 6: Final answer
    x = 993,525.60

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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.