Home / 1,029,295.40-1,543,943.10-281,341.40

Finding the Fourth Proportional to 1,029,295.40, 1,543,943.10 and 281,341.40

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Solution

The fourth proportional to 1,029,295.40, 1,543,943.10 and 281,341.40 is: 422,012.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,295.40 : 1,543,943.10 = 281,341.40 : x
  2. Step 2: Convert to fraction form
    1,029,295.40/1,543,943.10 = 281,341.40/x
  3. Step 3: Cross multiply
    1,029,295.40x = 1,543,943.10 × 281,341.40
  4. Step 4: Simplify right side
    1,029,295.40x = 434,375,113,274.34
  5. Step 5: Solve for x
    x = 434,375,113,274.34/1,029,295.40
  6. Step 6: Final answer
    x = 422,012.10

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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.