Home / 717,479.49-1,075,845.34-267,830.53

Finding the Fourth Proportional to 717,479.49, 1,075,845.34 and 267,830.53

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Solution

The fourth proportional to 717,479.49, 1,075,845.34 and 267,830.53 is: 401,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,479.49 : 1,075,845.34 = 267,830.53 : x
  2. Step 2: Convert to fraction form
    717,479.49/1,075,845.34 = 267,830.53/x
  3. Step 3: Cross multiply
    717,479.49x = 1,075,845.34 × 267,830.53
  4. Step 4: Simplify right side
    717,479.49x = 288,144,227,610.23
  5. Step 5: Solve for x
    x = 288,144,227,610.23/717,479.49
  6. Step 6: Final answer
    x = 401,606.22

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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.