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Finding the Fourth Proportional to 473,094.72, 653,015.44 and 291,863.04

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Solution

The fourth proportional to 473,094.72, 653,015.44 and 291,863.04 is: 402,860.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,094.72 : 653,015.44 = 291,863.04 : x
  2. Step 2: Convert to fraction form
    473,094.72/653,015.44 = 291,863.04/x
  3. Step 3: Cross multiply
    473,094.72x = 653,015.44 × 291,863.04
  4. Step 4: Simplify right side
    473,094.72x = 190,591,071,485.34
  5. Step 5: Solve for x
    x = 190,591,071,485.34/473,094.72
  6. Step 6: Final answer
    x = 402,860.28

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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.