Home / 913,167.40-1,370,982.30-534,476.20

Finding the Fourth Proportional to 913,167.40, 1,370,982.30 and 534,476.20

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Solution

The fourth proportional to 913,167.40, 1,370,982.30 and 534,476.20 is: 802,434.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,167.40 : 1,370,982.30 = 534,476.20 : x
  2. Step 2: Convert to fraction form
    913,167.40/1,370,982.30 = 534,476.20/x
  3. Step 3: Cross multiply
    913,167.40x = 1,370,982.30 × 534,476.20
  4. Step 4: Simplify right side
    913,167.40x = 732,757,409,971.26
  5. Step 5: Solve for x
    x = 732,757,409,971.26/913,167.40
  6. Step 6: Final answer
    x = 802,434.92

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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.