Home / 1,002,436.92-1,503,630.36-292,471.20

Finding the Fourth Proportional to 1,002,436.92, 1,503,630.36 and 292,471.20

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Solution

The fourth proportional to 1,002,436.92, 1,503,630.36 and 292,471.20 is: 438,699.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,436.92 : 1,503,630.36 = 292,471.20 : x
  2. Step 2: Convert to fraction form
    1,002,436.92/1,503,630.36 = 292,471.20/x
  3. Step 3: Cross multiply
    1,002,436.92x = 1,503,630.36 × 292,471.20
  4. Step 4: Simplify right side
    1,002,436.92x = 439,768,575,745.63
  5. Step 5: Solve for x
    x = 439,768,575,745.63/1,002,436.92
  6. Step 6: Final answer
    x = 438,699.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.