Home / 966,411.20-1,449,098.40-404,811.20

Finding the Fourth Proportional to 966,411.20, 1,449,098.40 and 404,811.20

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Solution

The fourth proportional to 966,411.20, 1,449,098.40 and 404,811.20 is: 606,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,411.20 : 1,449,098.40 = 404,811.20 : x
  2. Step 2: Convert to fraction form
    966,411.20/1,449,098.40 = 404,811.20/x
  3. Step 3: Cross multiply
    966,411.20x = 1,449,098.40 × 404,811.20
  4. Step 4: Simplify right side
    966,411.20x = 586,611,262,222.08
  5. Step 5: Solve for x
    x = 586,611,262,222.08/966,411.20
  6. Step 6: Final answer
    x = 606,999.65

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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.