Home / 562,540.43-776,307.85-304,417.35

Finding the Fourth Proportional to 562,540.43, 776,307.85 and 304,417.35

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Solution

The fourth proportional to 562,540.43, 776,307.85 and 304,417.35 is: 420,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,540.43 : 776,307.85 = 304,417.35 : x
  2. Step 2: Convert to fraction form
    562,540.43/776,307.85 = 304,417.35/x
  3. Step 3: Cross multiply
    562,540.43x = 776,307.85 × 304,417.35
  4. Step 4: Simplify right side
    562,540.43x = 236,321,577,720.15
  5. Step 5: Solve for x
    x = 236,321,577,720.15/562,540.43
  6. Step 6: Final answer
    x = 420,097.05

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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.