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Finding the Fourth Proportional to 458,041.93, 632,101.65 and 254,106.20

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Solution

The fourth proportional to 458,041.93, 632,101.65 and 254,106.20 is: 350,668.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,041.93 : 632,101.65 = 254,106.20 : x
  2. Step 2: Convert to fraction form
    458,041.93/632,101.65 = 254,106.20/x
  3. Step 3: Cross multiply
    458,041.93x = 632,101.65 × 254,106.20
  4. Step 4: Simplify right side
    458,041.93x = 160,620,948,295.23
  5. Step 5: Solve for x
    x = 160,620,948,295.23/458,041.93
  6. Step 6: Final answer
    x = 350,668.66

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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.