Home / 712,024.26-982,594.95-389,754.93

Finding the Fourth Proportional to 712,024.26, 982,594.95 and 389,754.93

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Solution

The fourth proportional to 712,024.26, 982,594.95 and 389,754.93 is: 537,862.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,024.26 : 982,594.95 = 389,754.93 : x
  2. Step 2: Convert to fraction form
    712,024.26/982,594.95 = 389,754.93/x
  3. Step 3: Cross multiply
    712,024.26x = 982,594.95 × 389,754.93
  4. Step 4: Simplify right side
    712,024.26x = 382,971,225,955.60
  5. Step 5: Solve for x
    x = 382,971,225,955.60/712,024.26
  6. Step 6: Final answer
    x = 537,862.61

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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.