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Finding the Fourth Proportional to 460,614.53, 635,641.54 and 256,674.04

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Solution

The fourth proportional to 460,614.53, 635,641.54 and 256,674.04 is: 354,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,614.53 : 635,641.54 = 256,674.04 : x
  2. Step 2: Convert to fraction form
    460,614.53/635,641.54 = 256,674.04/x
  3. Step 3: Cross multiply
    460,614.53x = 635,641.54 × 256,674.04
  4. Step 4: Simplify right side
    460,614.53x = 163,152,679,832.83
  5. Step 5: Solve for x
    x = 163,152,679,832.83/460,614.53
  6. Step 6: Final answer
    x = 354,206.54

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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.