Home / 1,145,333.04-1,717,857-612,288.24

Finding the Fourth Proportional to 1,145,333.04, 1,717,857 and 612,288.24

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Solution

The fourth proportional to 1,145,333.04, 1,717,857 and 612,288.24 is: 918,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,333.04 : 1,717,857 = 612,288.24 : x
  2. Step 2: Convert to fraction form
    1,145,333.04/1,717,857 = 612,288.24/x
  3. Step 3: Cross multiply
    1,145,333.04x = 1,717,857 × 612,288.24
  4. Step 4: Simplify right side
    1,145,333.04x = 1,051,823,639,101.68
  5. Step 5: Solve for x
    x = 1,051,823,639,101.68/1,145,333.04
  6. Step 6: Final answer
    x = 918,356.15

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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.