Home / 345,600.36-476,612.18-236,862.72

Finding the Fourth Proportional to 345,600.36, 476,612.18 and 236,862.72

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Solution

The fourth proportional to 345,600.36, 476,612.18 and 236,862.72 is: 326,653.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,600.36 : 476,612.18 = 236,862.72 : x
  2. Step 2: Convert to fraction form
    345,600.36/476,612.18 = 236,862.72/x
  3. Step 3: Cross multiply
    345,600.36x = 476,612.18 × 236,862.72
  4. Step 4: Simplify right side
    345,600.36x = 112,891,657,339.93
  5. Step 5: Solve for x
    x = 112,891,657,339.93/345,600.36
  6. Step 6: Final answer
    x = 326,653.76

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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.