Home / 343,180.06-473,428.29-215,925.82

Finding the Fourth Proportional to 343,180.06, 473,428.29 and 215,925.82

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Solution

The fourth proportional to 343,180.06, 473,428.29 and 215,925.82 is: 297,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,180.06 : 473,428.29 = 215,925.82 : x
  2. Step 2: Convert to fraction form
    343,180.06/473,428.29 = 215,925.82/x
  3. Step 3: Cross multiply
    343,180.06x = 473,428.29 × 215,925.82
  4. Step 4: Simplify right side
    343,180.06x = 102,225,391,355.60
  5. Step 5: Solve for x
    x = 102,225,391,355.60/343,180.06
  6. Step 6: Final answer
    x = 297,876.84

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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.