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Finding the Fourth Proportional to 473,330.64, 653,201.64 and 258,473.28

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Solution

The fourth proportional to 473,330.64, 653,201.64 and 258,473.28 is: 356,696.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,330.64 : 653,201.64 = 258,473.28 : x
  2. Step 2: Convert to fraction form
    473,330.64/653,201.64 = 258,473.28/x
  3. Step 3: Cross multiply
    473,330.64x = 653,201.64 × 258,473.28
  4. Step 4: Simplify right side
    473,330.64x = 168,835,170,392.18
  5. Step 5: Solve for x
    x = 168,835,170,392.18/473,330.64
  6. Step 6: Final answer
    x = 356,696.05

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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.