Home / 783,738.10-1,175,607.15-483,244.30

Finding the Fourth Proportional to 783,738.10, 1,175,607.15 and 483,244.30

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Solution

The fourth proportional to 783,738.10, 1,175,607.15 and 483,244.30 is: 724,866.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,738.10 : 1,175,607.15 = 483,244.30 : x
  2. Step 2: Convert to fraction form
    783,738.10/1,175,607.15 = 483,244.30/x
  3. Step 3: Cross multiply
    783,738.10x = 1,175,607.15 × 483,244.30
  4. Step 4: Simplify right side
    783,738.10x = 568,105,454,276.75
  5. Step 5: Solve for x
    x = 568,105,454,276.75/783,738.10
  6. Step 6: Final answer
    x = 724,866.45

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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.