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Finding the Fourth Proportional to 458,432.04, 632,626.26 and 254,471.16

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Solution

The fourth proportional to 458,432.04, 632,626.26 and 254,471.16 is: 351,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,432.04 : 632,626.26 = 254,471.16 : x
  2. Step 2: Convert to fraction form
    458,432.04/632,626.26 = 254,471.16/x
  3. Step 3: Cross multiply
    458,432.04x = 632,626.26 × 254,471.16
  4. Step 4: Simplify right side
    458,432.04x = 160,985,138,228.66
  5. Step 5: Solve for x
    x = 160,985,138,228.66/458,432.04
  6. Step 6: Final answer
    x = 351,164.67

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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.