Home / 772,471.13-1,159,025.63-417,066.62

Finding the Fourth Proportional to 772,471.13, 1,159,025.63 and 417,066.62

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Solution

The fourth proportional to 772,471.13, 1,159,025.63 and 417,066.62 is: 625,772.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,471.13 : 1,159,025.63 = 417,066.62 : x
  2. Step 2: Convert to fraction form
    772,471.13/1,159,025.63 = 417,066.62/x
  3. Step 3: Cross multiply
    772,471.13x = 1,159,025.63 × 417,066.62
  4. Step 4: Simplify right side
    772,471.13x = 483,390,894,117.01
  5. Step 5: Solve for x
    x = 483,390,894,117.01/772,471.13
  6. Step 6: Final answer
    x = 625,772.12

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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.