Home / 562,839.57-776,719.86-304,719.24

Finding the Fourth Proportional to 562,839.57, 776,719.86 and 304,719.24

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Solution

The fourth proportional to 562,839.57, 776,719.86 and 304,719.24 is: 420,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,839.57 : 776,719.86 = 304,719.24 : x
  2. Step 2: Convert to fraction form
    562,839.57/776,719.86 = 304,719.24/x
  3. Step 3: Cross multiply
    562,839.57x = 776,719.86 × 304,719.24
  4. Step 4: Simplify right side
    562,839.57x = 236,681,485,432.11
  5. Step 5: Solve for x
    x = 236,681,485,432.11/562,839.57
  6. Step 6: Final answer
    x = 420,513.23

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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.