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Finding the Fourth Proportional to 458,366.16, 632,552.04 and 254,430.21

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Solution

The fourth proportional to 458,366.16, 632,552.04 and 254,430.21 is: 351,117.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,366.16 : 632,552.04 = 254,430.21 : x
  2. Step 2: Convert to fraction form
    458,366.16/632,552.04 = 254,430.21/x
  3. Step 3: Cross multiply
    458,366.16x = 632,552.04 × 254,430.21
  4. Step 4: Simplify right side
    458,366.16x = 160,940,348,373.13
  5. Step 5: Solve for x
    x = 160,940,348,373.13/458,366.16
  6. Step 6: Final answer
    x = 351,117.43

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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.