Home / 692,371.79-1,038,667.03-293,014.65

Finding the Fourth Proportional to 692,371.79, 1,038,667.03 and 293,014.65

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Solution

The fourth proportional to 692,371.79, 1,038,667.03 and 293,014.65 is: 439,568.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,371.79 : 1,038,667.03 = 293,014.65 : x
  2. Step 2: Convert to fraction form
    692,371.79/1,038,667.03 = 293,014.65/x
  3. Step 3: Cross multiply
    692,371.79x = 1,038,667.03 × 293,014.65
  4. Step 4: Simplify right side
    692,371.79x = 304,344,656,261.99
  5. Step 5: Solve for x
    x = 304,344,656,261.99/692,371.79
  6. Step 6: Final answer
    x = 439,568.25

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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.