Home / 717,175.91-1,075,512.85-211,602.71

Finding the Fourth Proportional to 717,175.91, 1,075,512.85 and 211,602.71

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Solution

The fourth proportional to 717,175.91, 1,075,512.85 and 211,602.71 is: 317,330.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,175.91 : 1,075,512.85 = 211,602.71 : x
  2. Step 2: Convert to fraction form
    717,175.91/1,075,512.85 = 211,602.71/x
  3. Step 3: Cross multiply
    717,175.91x = 1,075,512.85 × 211,602.71
  4. Step 4: Simplify right side
    717,175.91x = 227,581,433,699.82
  5. Step 5: Solve for x
    x = 227,581,433,699.82/717,175.91
  6. Step 6: Final answer
    x = 317,330.00

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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.