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Finding the Fourth Proportional to 458,011.13, 632,065.49 and 254,055.41

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Solution

The fourth proportional to 458,011.13, 632,065.49 and 254,055.41 is: 350,602.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,011.13 : 632,065.49 = 254,055.41 : x
  2. Step 2: Convert to fraction form
    458,011.13/632,065.49 = 254,055.41/x
  3. Step 3: Cross multiply
    458,011.13x = 632,065.49 × 254,055.41
  4. Step 4: Simplify right side
    458,011.13x = 160,579,654,683.61
  5. Step 5: Solve for x
    x = 160,579,654,683.61/458,011.13
  6. Step 6: Final answer
    x = 350,602.08

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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.