Home / 472,255.90-651,713.39-268,307.18

Finding the Fourth Proportional to 472,255.90, 651,713.39 and 268,307.18

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Solution

The fourth proportional to 472,255.90, 651,713.39 and 268,307.18 is: 370,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,255.90 : 651,713.39 = 268,307.18 : x
  2. Step 2: Convert to fraction form
    472,255.90/651,713.39 = 268,307.18/x
  3. Step 3: Cross multiply
    472,255.90x = 651,713.39 × 268,307.18
  4. Step 4: Simplify right side
    472,255.90x = 174,859,381,839.14
  5. Step 5: Solve for x
    x = 174,859,381,839.14/472,255.90
  6. Step 6: Final answer
    x = 370,264.05

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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.