Home / 1,012,234.61-1,518,354.80-292,634.90

Finding the Fourth Proportional to 1,012,234.61, 1,518,354.80 and 292,634.90

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Solution

The fourth proportional to 1,012,234.61, 1,518,354.80 and 292,634.90 is: 438,953.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,234.61 : 1,518,354.80 = 292,634.90 : x
  2. Step 2: Convert to fraction form
    1,012,234.61/1,518,354.80 = 292,634.90/x
  3. Step 3: Cross multiply
    1,012,234.61x = 1,518,354.80 × 292,634.90
  4. Step 4: Simplify right side
    1,012,234.61x = 444,323,605,062.52
  5. Step 5: Solve for x
    x = 444,323,605,062.52/1,012,234.61
  6. Step 6: Final answer
    x = 438,953.18

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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.