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Finding the Fourth Proportional to 460,443.24, 635,412.78 and 266,888.34

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Solution

The fourth proportional to 460,443.24, 635,412.78 and 266,888.34 is: 368,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,443.24 : 635,412.78 = 266,888.34 : x
  2. Step 2: Convert to fraction form
    460,443.24/635,412.78 = 266,888.34/x
  3. Step 3: Cross multiply
    460,443.24x = 635,412.78 × 266,888.34
  4. Step 4: Simplify right side
    460,443.24x = 169,584,262,068.99
  5. Step 5: Solve for x
    x = 169,584,262,068.99/460,443.24
  6. Step 6: Final answer
    x = 368,306.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.