Home / 460,271.57-690,643.82-204,279.52

Finding the Fourth Proportional to 460,271.57, 690,643.82 and 204,279.52

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Solution

The fourth proportional to 460,271.57, 690,643.82 and 204,279.52 is: 306,524.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,271.57 : 690,643.82 = 204,279.52 : x
  2. Step 2: Convert to fraction form
    460,271.57/690,643.82 = 204,279.52/x
  3. Step 3: Cross multiply
    460,271.57x = 690,643.82 × 204,279.52
  4. Step 4: Simplify right side
    460,271.57x = 141,084,386,970.54
  5. Step 5: Solve for x
    x = 141,084,386,970.54/460,271.57
  6. Step 6: Final answer
    x = 306,524.23

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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.