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Finding the Fourth Proportional to 460,521.84, 635,566.84 and 256,605.96

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Solution

The fourth proportional to 460,521.84, 635,566.84 and 256,605.96 is: 354,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,521.84 : 635,566.84 = 256,605.96 : x
  2. Step 2: Convert to fraction form
    460,521.84/635,566.84 = 256,605.96/x
  3. Step 3: Cross multiply
    460,521.84x = 635,566.84 × 256,605.96
  4. Step 4: Simplify right side
    460,521.84x = 163,090,239,122.37
  5. Step 5: Solve for x
    x = 163,090,239,122.37/460,521.84
  6. Step 6: Final answer
    x = 354,142.25

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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.