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Finding the Fourth Proportional to 601,531.88, 830,113.52 and 329,616.68

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Solution

The fourth proportional to 601,531.88, 830,113.52 and 329,616.68 is: 454,870.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,531.88 : 830,113.52 = 329,616.68 : x
  2. Step 2: Convert to fraction form
    601,531.88/830,113.52 = 329,616.68/x
  3. Step 3: Cross multiply
    601,531.88x = 830,113.52 × 329,616.68
  4. Step 4: Simplify right side
    601,531.88x = 273,619,256,686.86
  5. Step 5: Solve for x
    x = 273,619,256,686.86/601,531.88
  6. Step 6: Final answer
    x = 454,870.75

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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.