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Finding the Fourth Proportional to 473,061.84, 652,725.44 and 300,917.12

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Solution

The fourth proportional to 473,061.84, 652,725.44 and 300,917.12 is: 415,202.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,061.84 : 652,725.44 = 300,917.12 : x
  2. Step 2: Convert to fraction form
    473,061.84/652,725.44 = 300,917.12/x
  3. Step 3: Cross multiply
    473,061.84x = 652,725.44 × 300,917.12
  4. Step 4: Simplify right side
    473,061.84x = 196,416,259,555.53
  5. Step 5: Solve for x
    x = 196,416,259,555.53/473,061.84
  6. Step 6: Final answer
    x = 415,202.08

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1.5x scale

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.