Home / 746,117.60-1,119,176.40-185,152.10

Finding the Fourth Proportional to 746,117.60, 1,119,176.40 and 185,152.10

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Solution

The fourth proportional to 746,117.60, 1,119,176.40 and 185,152.10 is: 277,728.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,117.60 : 1,119,176.40 = 185,152.10 : x
  2. Step 2: Convert to fraction form
    746,117.60/1,119,176.40 = 185,152.10/x
  3. Step 3: Cross multiply
    746,117.60x = 1,119,176.40 × 185,152.10
  4. Step 4: Simplify right side
    746,117.60x = 207,217,860,730.44
  5. Step 5: Solve for x
    x = 207,217,860,730.44/746,117.60
  6. Step 6: Final answer
    x = 277,728.15

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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.