Home / 662,358.20-914,058.69-375,883.07

Finding the Fourth Proportional to 662,358.20, 914,058.69 and 375,883.07

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Solution

The fourth proportional to 662,358.20, 914,058.69 and 375,883.07 is: 518,721.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,358.20 : 914,058.69 = 375,883.07 : x
  2. Step 2: Convert to fraction form
    662,358.20/914,058.69 = 375,883.07/x
  3. Step 3: Cross multiply
    662,358.20x = 914,058.69 × 375,883.07
  4. Step 4: Simplify right side
    662,358.20x = 343,579,186,557.38
  5. Step 5: Solve for x
    x = 343,579,186,557.38/662,358.20
  6. Step 6: Final answer
    x = 518,721.12

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1.5x scale

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.