Home / 752,346.90-1,127,208.09-626,793.66

Finding the Fourth Proportional to 752,346.90, 1,127,208.09 and 626,793.66

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Solution

The fourth proportional to 752,346.90, 1,127,208.09 and 626,793.66 is: 939,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,346.90 : 1,127,208.09 = 626,793.66 : x
  2. Step 2: Convert to fraction form
    752,346.90/1,127,208.09 = 626,793.66/x
  3. Step 3: Cross multiply
    752,346.90x = 1,127,208.09 × 626,793.66
  4. Step 4: Simplify right side
    752,346.90x = 706,526,884,312.71
  5. Step 5: Solve for x
    x = 706,526,884,312.71/752,346.90
  6. Step 6: Final answer
    x = 939,097.22

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1.5x scale

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.