Home / 717,207.53-1,075,632.02-211,668.17

Finding the Fourth Proportional to 717,207.53, 1,075,632.02 and 211,668.17

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Solution

The fourth proportional to 717,207.53, 1,075,632.02 and 211,668.17 is: 317,449.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,207.53 : 1,075,632.02 = 211,668.17 : x
  2. Step 2: Convert to fraction form
    717,207.53/1,075,632.02 = 211,668.17/x
  3. Step 3: Cross multiply
    717,207.53x = 1,075,632.02 × 211,668.17
  4. Step 4: Simplify right side
    717,207.53x = 227,677,060,208.46
  5. Step 5: Solve for x
    x = 227,677,060,208.46/717,207.53
  6. Step 6: Final answer
    x = 317,449.34

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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.