Home / 909,968.10-1,364,952.15-626,532.90

Finding the Fourth Proportional to 909,968.10, 1,364,952.15 and 626,532.90

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Solution

The fourth proportional to 909,968.10, 1,364,952.15 and 626,532.90 is: 939,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,968.10 : 1,364,952.15 = 626,532.90 : x
  2. Step 2: Convert to fraction form
    909,968.10/1,364,952.15 = 626,532.90/x
  3. Step 3: Cross multiply
    909,968.10x = 1,364,952.15 × 626,532.90
  4. Step 4: Simplify right side
    909,968.10x = 855,187,428,900.74
  5. Step 5: Solve for x
    x = 855,187,428,900.74/909,968.10
  6. Step 6: Final answer
    x = 939,799.35

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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.