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Finding the Fourth Proportional to 547,624.92, 821,641.22 and 334,828.92

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Solution

The fourth proportional to 547,624.92, 821,641.22 and 334,828.92 is: 502,368.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,624.92 : 821,641.22 = 334,828.92 : x
  2. Step 2: Convert to fraction form
    547,624.92/821,641.22 = 334,828.92/x
  3. Step 3: Cross multiply
    547,624.92x = 821,641.22 × 334,828.92
  4. Step 4: Simplify right side
    547,624.92x = 275,109,242,320.08
  5. Step 5: Solve for x
    x = 275,109,242,320.08/547,624.92
  6. Step 6: Final answer
    x = 502,368.01

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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.