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Finding the Fourth Proportional to 460,875.02, 635,975.04 and 256,916.91

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Solution

The fourth proportional to 460,875.02, 635,975.04 and 256,916.91 is: 354,527.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,875.02 : 635,975.04 = 256,916.91 : x
  2. Step 2: Convert to fraction form
    460,875.02/635,975.04 = 256,916.91/x
  3. Step 3: Cross multiply
    460,875.02x = 635,975.04 × 256,916.91
  4. Step 4: Simplify right side
    460,875.02x = 163,392,745,462.27
  5. Step 5: Solve for x
    x = 163,392,745,462.27/460,875.02
  6. Step 6: Final answer
    x = 354,527.24

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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.