Home / 838,288.07-1,256,726.80-364,616.67

Finding the Fourth Proportional to 838,288.07, 1,256,726.80 and 364,616.67

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Solution

The fourth proportional to 838,288.07, 1,256,726.80 and 364,616.67 is: 546,618.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,288.07 : 1,256,726.80 = 364,616.67 : x
  2. Step 2: Convert to fraction form
    838,288.07/1,256,726.80 = 364,616.67/x
  3. Step 3: Cross multiply
    838,288.07x = 1,256,726.80 × 364,616.67
  4. Step 4: Simplify right side
    838,288.07x = 458,223,544,033.28
  5. Step 5: Solve for x
    x = 458,223,544,033.28/838,288.07
  6. Step 6: Final answer
    x = 546,618.23

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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.