Home / 1,171,218.32-1,756,809-372,488.32

Finding the Fourth Proportional to 1,171,218.32, 1,756,809 and 372,488.32

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Solution

The fourth proportional to 1,171,218.32, 1,756,809 and 372,488.32 is: 558,726.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,218.32 : 1,756,809 = 372,488.32 : x
  2. Step 2: Convert to fraction form
    1,171,218.32/1,756,809 = 372,488.32/x
  3. Step 3: Cross multiply
    1,171,218.32x = 1,756,809 × 372,488.32
  4. Step 4: Simplify right side
    1,171,218.32x = 654,390,832,970.88
  5. Step 5: Solve for x
    x = 654,390,832,970.88/1,171,218.32
  6. Step 6: Final answer
    x = 558,726.60

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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.