Home / 746,585.40-1,119,878.10-462,502.20

Finding the Fourth Proportional to 746,585.40, 1,119,878.10 and 462,502.20

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Solution

The fourth proportional to 746,585.40, 1,119,878.10 and 462,502.20 is: 693,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,585.40 : 1,119,878.10 = 462,502.20 : x
  2. Step 2: Convert to fraction form
    746,585.40/1,119,878.10 = 462,502.20/x
  3. Step 3: Cross multiply
    746,585.40x = 1,119,878.10 × 462,502.20
  4. Step 4: Simplify right side
    746,585.40x = 517,946,084,981.82
  5. Step 5: Solve for x
    x = 517,946,084,981.82/746,585.40
  6. Step 6: Final answer
    x = 693,753.30

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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.