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Finding the Fourth Proportional to 460,475.59, 635,446.74 and 256,526.23

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Solution

The fourth proportional to 460,475.59, 635,446.74 and 256,526.23 is: 354,000.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,475.59 : 635,446.74 = 256,526.23 : x
  2. Step 2: Convert to fraction form
    460,475.59/635,446.74 = 256,526.23/x
  3. Step 3: Cross multiply
    460,475.59x = 635,446.74 × 256,526.23
  4. Step 4: Simplify right side
    460,475.59x = 163,008,756,577.99
  5. Step 5: Solve for x
    x = 163,008,756,577.99/460,475.59
  6. Step 6: Final answer
    x = 354,000.86

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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.