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Finding the Fourth Proportional to 458,422.04, 632,612.40 and 254,460.98

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Solution

The fourth proportional to 458,422.04, 632,612.40 and 254,460.98 is: 351,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,422.04 : 632,612.40 = 254,460.98 : x
  2. Step 2: Convert to fraction form
    458,422.04/632,612.40 = 254,460.98/x
  3. Step 3: Cross multiply
    458,422.04x = 632,612.40 × 254,460.98
  4. Step 4: Simplify right side
    458,422.04x = 160,975,171,264.15
  5. Step 5: Solve for x
    x = 160,975,171,264.15/458,422.04
  6. Step 6: Final answer
    x = 351,150.59

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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.