Home / 914,943.06-1,262,649.60-507,007.08

Finding the Fourth Proportional to 914,943.06, 1,262,649.60 and 507,007.08

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Solution

The fourth proportional to 914,943.06, 1,262,649.60 and 507,007.08 is: 699,685.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,943.06 : 1,262,649.60 = 507,007.08 : x
  2. Step 2: Convert to fraction form
    914,943.06/1,262,649.60 = 507,007.08/x
  3. Step 3: Cross multiply
    914,943.06x = 1,262,649.60 × 507,007.08
  4. Step 4: Simplify right side
    914,943.06x = 640,172,286,759.17
  5. Step 5: Solve for x
    x = 640,172,286,759.17/914,943.06
  6. Step 6: Final answer
    x = 699,685.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.