Home / 709,320.33-1,061,484.08-443,206.17

Finding the Fourth Proportional to 709,320.33, 1,061,484.08 and 443,206.17

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Solution

The fourth proportional to 709,320.33, 1,061,484.08 and 443,206.17 is: 663,249.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,320.33 : 1,061,484.08 = 443,206.17 : x
  2. Step 2: Convert to fraction form
    709,320.33/1,061,484.08 = 443,206.17/x
  3. Step 3: Cross multiply
    709,320.33x = 1,061,484.08 × 443,206.17
  4. Step 4: Simplify right side
    709,320.33x = 470,456,291,396.74
  5. Step 5: Solve for x
    x = 470,456,291,396.74/709,320.33
  6. Step 6: Final answer
    x = 663,249.41

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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.