Home / 562,539.28-776,306.24-304,416.20

Finding the Fourth Proportional to 562,539.28, 776,306.24 and 304,416.20

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Solution

The fourth proportional to 562,539.28, 776,306.24 and 304,416.20 is: 420,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,539.28 : 776,306.24 = 304,416.20 : x
  2. Step 2: Convert to fraction form
    562,539.28/776,306.24 = 304,416.20/x
  3. Step 3: Cross multiply
    562,539.28x = 776,306.24 × 304,416.20
  4. Step 4: Simplify right side
    562,539.28x = 236,320,195,617.09
  5. Step 5: Solve for x
    x = 236,320,195,617.09/562,539.28
  6. Step 6: Final answer
    x = 420,095.46

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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.