Home / 756,022.60-1,043,346.18-514,577.80

Finding the Fourth Proportional to 756,022.60, 1,043,346.18 and 514,577.80

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Solution

The fourth proportional to 756,022.60, 1,043,346.18 and 514,577.80 is: 710,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,022.60 : 1,043,346.18 = 514,577.80 : x
  2. Step 2: Convert to fraction form
    756,022.60/1,043,346.18 = 514,577.80/x
  3. Step 3: Cross multiply
    756,022.60x = 1,043,346.18 × 514,577.80
  4. Step 4: Simplify right side
    756,022.60x = 536,882,781,942.80
  5. Step 5: Solve for x
    x = 536,882,781,942.80/756,022.60
  6. Step 6: Final answer
    x = 710,141.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.