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Finding the Fourth Proportional to 492,033.40, 738,050.10 and 482,702.20

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Solution

The fourth proportional to 492,033.40, 738,050.10 and 482,702.20 is: 724,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,033.40 : 738,050.10 = 482,702.20 : x
  2. Step 2: Convert to fraction form
    492,033.40/738,050.10 = 482,702.20/x
  3. Step 3: Cross multiply
    492,033.40x = 738,050.10 × 482,702.20
  4. Step 4: Simplify right side
    492,033.40x = 356,258,406,980.22
  5. Step 5: Solve for x
    x = 356,258,406,980.22/492,033.40
  6. Step 6: Final answer
    x = 724,053.30

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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.