Home / 482,733.80-724,187.10-202,279.40

Finding the Fourth Proportional to 482,733.80, 724,187.10 and 202,279.40

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Solution

The fourth proportional to 482,733.80, 724,187.10 and 202,279.40 is: 303,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,733.80 : 724,187.10 = 202,279.40 : x
  2. Step 2: Convert to fraction form
    482,733.80/724,187.10 = 202,279.40/x
  3. Step 3: Cross multiply
    482,733.80x = 724,187.10 × 202,279.40
  4. Step 4: Simplify right side
    482,733.80x = 146,488,132,075.74
  5. Step 5: Solve for x
    x = 146,488,132,075.74/482,733.80
  6. Step 6: Final answer
    x = 303,455.30

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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.