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Finding the Fourth Proportional to 458,614.94, 632,946.89 and 277,328.12

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Solution

The fourth proportional to 458,614.94, 632,946.89 and 277,328.12 is: 382,748.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,614.94 : 632,946.89 = 277,328.12 : x
  2. Step 2: Convert to fraction form
    458,614.94/632,946.89 = 277,328.12/x
  3. Step 3: Cross multiply
    458,614.94x = 632,946.89 × 277,328.12
  4. Step 4: Simplify right side
    458,614.94x = 175,533,968,592.13
  5. Step 5: Solve for x
    x = 175,533,968,592.13/458,614.94
  6. Step 6: Final answer
    x = 382,748.04

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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.