Home / 749,034.42-1,033,738.65-409,553.70

Finding the Fourth Proportional to 749,034.42, 1,033,738.65 and 409,553.70

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Solution

The fourth proportional to 749,034.42, 1,033,738.65 and 409,553.70 is: 565,223.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,034.42 : 1,033,738.65 = 409,553.70 : x
  2. Step 2: Convert to fraction form
    749,034.42/1,033,738.65 = 409,553.70/x
  3. Step 3: Cross multiply
    749,034.42x = 1,033,738.65 × 409,553.70
  4. Step 4: Simplify right side
    749,034.42x = 423,371,488,940.51
  5. Step 5: Solve for x
    x = 423,371,488,940.51/749,034.42
  6. Step 6: Final answer
    x = 565,223.01

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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.