Home / 1,029,458.40-1,543,669.20-608,863.20

Finding the Fourth Proportional to 1,029,458.40, 1,543,669.20 and 608,863.20

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Solution

The fourth proportional to 1,029,458.40, 1,543,669.20 and 608,863.20 is: 912,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,458.40 : 1,543,669.20 = 608,863.20 : x
  2. Step 2: Convert to fraction form
    1,029,458.40/1,543,669.20 = 608,863.20/x
  3. Step 3: Cross multiply
    1,029,458.40x = 1,543,669.20 × 608,863.20
  4. Step 4: Simplify right side
    1,029,458.40x = 939,883,368,853.44
  5. Step 5: Solve for x
    x = 939,883,368,853.44/1,029,458.40
  6. Step 6: Final answer
    x = 912,988.20

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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.