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Finding the Fourth Proportional to 462,058.65, 637,299.77 and 292,128.75

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Solution

The fourth proportional to 462,058.65, 637,299.77 and 292,128.75 is: 402,921.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,058.65 : 637,299.77 = 292,128.75 : x
  2. Step 2: Convert to fraction form
    462,058.65/637,299.77 = 292,128.75/x
  3. Step 3: Cross multiply
    462,058.65x = 637,299.77 × 292,128.75
  4. Step 4: Simplify right side
    462,058.65x = 186,173,583,724.74
  5. Step 5: Solve for x
    x = 186,173,583,724.74/462,058.65
  6. Step 6: Final answer
    x = 402,921.97

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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.