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Finding the Fourth Proportional to 477,219, 658,545.44 and 262,357.50

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Solution

The fourth proportional to 477,219, 658,545.44 and 262,357.50 is: 362,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,219 : 658,545.44 = 262,357.50 : x
  2. Step 2: Convert to fraction form
    477,219/658,545.44 = 262,357.50/x
  3. Step 3: Cross multiply
    477,219x = 658,545.44 × 262,357.50
  4. Step 4: Simplify right side
    477,219x = 172,774,335,274.80
  5. Step 5: Solve for x
    x = 172,774,335,274.80/477,219
  6. Step 6: Final answer
    x = 362,044.12

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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.