Home / 734,306.96-1,101,210.98-254,422.77

Finding the Fourth Proportional to 734,306.96, 1,101,210.98 and 254,422.77

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Solution

The fourth proportional to 734,306.96, 1,101,210.98 and 254,422.77 is: 381,547.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,306.96 : 1,101,210.98 = 254,422.77 : x
  2. Step 2: Convert to fraction form
    734,306.96/1,101,210.98 = 254,422.77/x
  3. Step 3: Cross multiply
    734,306.96x = 1,101,210.98 × 254,422.77
  4. Step 4: Simplify right side
    734,306.96x = 280,173,142,484.36
  5. Step 5: Solve for x
    x = 280,173,142,484.36/734,306.96
  6. Step 6: Final answer
    x = 381,547.71

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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.