Home / 877,371.75-1,210,773.42-474,963.75

Finding the Fourth Proportional to 877,371.75, 1,210,773.42 and 474,963.75

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Solution

The fourth proportional to 877,371.75, 1,210,773.42 and 474,963.75 is: 655,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,371.75 : 1,210,773.42 = 474,963.75 : x
  2. Step 2: Convert to fraction form
    877,371.75/1,210,773.42 = 474,963.75/x
  3. Step 3: Cross multiply
    877,371.75x = 1,210,773.42 × 474,963.75
  4. Step 4: Simplify right side
    877,371.75x = 575,073,483,963.53
  5. Step 5: Solve for x
    x = 575,073,483,963.53/877,371.75
  6. Step 6: Final answer
    x = 655,450.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.