Home / 662,356.20-914,055.93-375,881.07

Finding the Fourth Proportional to 662,356.20, 914,055.93 and 375,881.07

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Solution

The fourth proportional to 662,356.20, 914,055.93 and 375,881.07 is: 518,718.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,356.20 : 914,055.93 = 375,881.07 : x
  2. Step 2: Convert to fraction form
    662,356.20/914,055.93 = 375,881.07/x
  3. Step 3: Cross multiply
    662,356.20x = 914,055.93 × 375,881.07
  4. Step 4: Simplify right side
    662,356.20x = 343,576,321,008.25
  5. Step 5: Solve for x
    x = 343,576,321,008.25/662,356.20
  6. Step 6: Final answer
    x = 518,718.36

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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.