Home / 717,156.42-1,075,609.96-267,881.16

Finding the Fourth Proportional to 717,156.42, 1,075,609.96 and 267,881.16

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Solution

The fourth proportional to 717,156.42, 1,075,609.96 and 267,881.16 is: 401,775.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,156.42 : 1,075,609.96 = 267,881.16 : x
  2. Step 2: Convert to fraction form
    717,156.42/1,075,609.96 = 267,881.16/x
  3. Step 3: Cross multiply
    717,156.42x = 1,075,609.96 × 267,881.16
  4. Step 4: Simplify right side
    717,156.42x = 288,135,643,792.35
  5. Step 5: Solve for x
    x = 288,135,643,792.35/717,156.42
  6. Step 6: Final answer
    x = 401,775.17

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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.