Home / 745,537.80-1,118,306.70-184,572.30

Finding the Fourth Proportional to 745,537.80, 1,118,306.70 and 184,572.30

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Solution

The fourth proportional to 745,537.80, 1,118,306.70 and 184,572.30 is: 276,858.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,537.80 : 1,118,306.70 = 184,572.30 : x
  2. Step 2: Convert to fraction form
    745,537.80/1,118,306.70 = 184,572.30/x
  3. Step 3: Cross multiply
    745,537.80x = 1,118,306.70 × 184,572.30
  4. Step 4: Simplify right side
    745,537.80x = 206,408,439,724.41
  5. Step 5: Solve for x
    x = 206,408,439,724.41/745,537.80
  6. Step 6: Final answer
    x = 276,858.45

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Double scale
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Similar ratio
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1.5x scale

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.