Home / 1,208,148.48-1,667,210.40-664,283.52

Finding the Fourth Proportional to 1,208,148.48, 1,667,210.40 and 664,283.52

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Solution

The fourth proportional to 1,208,148.48, 1,667,210.40 and 664,283.52 is: 916,692.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,148.48 : 1,667,210.40 = 664,283.52 : x
  2. Step 2: Convert to fraction form
    1,208,148.48/1,667,210.40 = 664,283.52/x
  3. Step 3: Cross multiply
    1,208,148.48x = 1,667,210.40 × 664,283.52
  4. Step 4: Simplify right side
    1,208,148.48x = 1,107,500,393,092.61
  5. Step 5: Solve for x
    x = 1,107,500,393,092.61/1,208,148.48
  6. Step 6: Final answer
    x = 916,692.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.