Home / 970,616.32-1,456,324.48-402,111.88

Finding the Fourth Proportional to 970,616.32, 1,456,324.48 and 402,111.88

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Solution

The fourth proportional to 970,616.32, 1,456,324.48 and 402,111.88 is: 603,333.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,616.32 : 1,456,324.48 = 402,111.88 : x
  2. Step 2: Convert to fraction form
    970,616.32/1,456,324.48 = 402,111.88/x
  3. Step 3: Cross multiply
    970,616.32x = 1,456,324.48 × 402,111.88
  4. Step 4: Simplify right side
    970,616.32x = 585,605,374,542.82
  5. Step 5: Solve for x
    x = 585,605,374,542.82/970,616.32
  6. Step 6: Final answer
    x = 603,333.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.