Home / 871,358.65-1,304,240.79-465,536.74

Finding the Fourth Proportional to 871,358.65, 1,304,240.79 and 465,536.74

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Solution

The fourth proportional to 871,358.65, 1,304,240.79 and 465,536.74 is: 696,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,358.65 : 1,304,240.79 = 465,536.74 : x
  2. Step 2: Convert to fraction form
    871,358.65/1,304,240.79 = 465,536.74/x
  3. Step 3: Cross multiply
    871,358.65x = 1,304,240.79 × 465,536.74
  4. Step 4: Simplify right side
    871,358.65x = 607,172,005,551.63
  5. Step 5: Solve for x
    x = 607,172,005,551.63/871,358.65
  6. Step 6: Final answer
    x = 696,810.67

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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.