Home / 1,429,988.57-2,144,982.18-365,030.30

Finding the Fourth Proportional to 1,429,988.57, 2,144,982.18 and 365,030.30

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Solution

The fourth proportional to 1,429,988.57, 2,144,982.18 and 365,030.30 is: 547,545.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,988.57 : 2,144,982.18 = 365,030.30 : x
  2. Step 2: Convert to fraction form
    1,429,988.57/2,144,982.18 = 365,030.30/x
  3. Step 3: Cross multiply
    1,429,988.57x = 2,144,982.18 × 365,030.30
  4. Step 4: Simplify right side
    1,429,988.57x = 782,983,488,660.05
  5. Step 5: Solve for x
    x = 782,983,488,660.05/1,429,988.57
  6. Step 6: Final answer
    x = 547,545.28

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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.