Home / 1,006,288.70-1,508,266.65-406,856.30

Finding the Fourth Proportional to 1,006,288.70, 1,508,266.65 and 406,856.30

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Solution

The fourth proportional to 1,006,288.70, 1,508,266.65 and 406,856.30 is: 609,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,288.70 : 1,508,266.65 = 406,856.30 : x
  2. Step 2: Convert to fraction form
    1,006,288.70/1,508,266.65 = 406,856.30/x
  3. Step 3: Cross multiply
    1,006,288.70x = 1,508,266.65 × 406,856.30
  4. Step 4: Simplify right side
    1,006,288.70x = 613,647,788,632.40
  5. Step 5: Solve for x
    x = 613,647,788,632.40/1,006,288.70
  6. Step 6: Final answer
    x = 609,812.86

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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.