Home / 910,750.89-1,366,191.92-349,785.39

Finding the Fourth Proportional to 910,750.89, 1,366,191.92 and 349,785.39

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Solution

The fourth proportional to 910,750.89, 1,366,191.92 and 349,785.39 is: 524,703.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,750.89 : 1,366,191.92 = 349,785.39 : x
  2. Step 2: Convert to fraction form
    910,750.89/1,366,191.92 = 349,785.39/x
  3. Step 3: Cross multiply
    910,750.89x = 1,366,191.92 × 349,785.39
  4. Step 4: Simplify right side
    910,750.89x = 477,873,971,803.12
  5. Step 5: Solve for x
    x = 477,873,971,803.12/910,750.89
  6. Step 6: Final answer
    x = 524,703.27

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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.