Home / 907,287.30-1,360,930.95-641,566.80

Finding the Fourth Proportional to 907,287.30, 1,360,930.95 and 641,566.80

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Solution

The fourth proportional to 907,287.30, 1,360,930.95 and 641,566.80 is: 962,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,287.30 : 1,360,930.95 = 641,566.80 : x
  2. Step 2: Convert to fraction form
    907,287.30/1,360,930.95 = 641,566.80/x
  3. Step 3: Cross multiply
    907,287.30x = 1,360,930.95 × 641,566.80
  4. Step 4: Simplify right side
    907,287.30x = 873,128,114,612.46
  5. Step 5: Solve for x
    x = 873,128,114,612.46/907,287.30
  6. Step 6: Final answer
    x = 962,350.20

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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.