Home / 759,549.24-1,139,336.82-625,905.72

Finding the Fourth Proportional to 759,549.24, 1,139,336.82 and 625,905.72

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Solution

The fourth proportional to 759,549.24, 1,139,336.82 and 625,905.72 is: 938,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,549.24 : 1,139,336.82 = 625,905.72 : x
  2. Step 2: Convert to fraction form
    759,549.24/1,139,336.82 = 625,905.72/x
  3. Step 3: Cross multiply
    759,549.24x = 1,139,336.82 × 625,905.72
  4. Step 4: Simplify right side
    759,549.24x = 713,117,432,644.61
  5. Step 5: Solve for x
    x = 713,117,432,644.61/759,549.24
  6. Step 6: Final answer
    x = 938,869.26

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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.