Home / 1,096,130.70-1,643,418.45-497,378.70

Finding the Fourth Proportional to 1,096,130.70, 1,643,418.45 and 497,378.70

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Solution

The fourth proportional to 1,096,130.70, 1,643,418.45 and 497,378.70 is: 745,715.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,130.70 : 1,643,418.45 = 497,378.70 : x
  2. Step 2: Convert to fraction form
    1,096,130.70/1,643,418.45 = 497,378.70/x
  3. Step 3: Cross multiply
    1,096,130.70x = 1,643,418.45 × 497,378.70
  4. Step 4: Simplify right side
    1,096,130.70x = 817,401,332,217.02
  5. Step 5: Solve for x
    x = 817,401,332,217.02/1,096,130.70
  6. Step 6: Final answer
    x = 745,715.21

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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.