Home / 710,056.26-1,065,613.37-521,005.14

Finding the Fourth Proportional to 710,056.26, 1,065,613.37 and 521,005.14

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Solution

The fourth proportional to 710,056.26, 1,065,613.37 and 521,005.14 is: 781,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,056.26 : 1,065,613.37 = 521,005.14 : x
  2. Step 2: Convert to fraction form
    710,056.26/1,065,613.37 = 521,005.14/x
  3. Step 3: Cross multiply
    710,056.26x = 1,065,613.37 × 521,005.14
  4. Step 4: Simplify right side
    710,056.26x = 555,190,040,417.70
  5. Step 5: Solve for x
    x = 555,190,040,417.70/710,056.26
  6. Step 6: Final answer
    x = 781,895.85

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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.