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Finding the Fourth Proportional to 460,670.84, 635,700 and 253,932.52

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Solution

The fourth proportional to 460,670.84, 635,700 and 253,932.52 is: 350,412.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,670.84 : 635,700 = 253,932.52 : x
  2. Step 2: Convert to fraction form
    460,670.84/635,700 = 253,932.52/x
  3. Step 3: Cross multiply
    460,670.84x = 635,700 × 253,932.52
  4. Step 4: Simplify right side
    460,670.84x = 161,424,902,964
  5. Step 5: Solve for x
    x = 161,424,902,964/460,670.84
  6. Step 6: Final answer
    x = 350,412.68

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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.