Home / 746,177.40-1,119,266.10-247,541.40

Finding the Fourth Proportional to 746,177.40, 1,119,266.10 and 247,541.40

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Solution

The fourth proportional to 746,177.40, 1,119,266.10 and 247,541.40 is: 371,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,177.40 : 1,119,266.10 = 247,541.40 : x
  2. Step 2: Convert to fraction form
    746,177.40/1,119,266.10 = 247,541.40/x
  3. Step 3: Cross multiply
    746,177.40x = 1,119,266.10 × 247,541.40
  4. Step 4: Simplify right side
    746,177.40x = 277,064,697,366.54
  5. Step 5: Solve for x
    x = 277,064,697,366.54/746,177.40
  6. Step 6: Final answer
    x = 371,312.10

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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.