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Finding the Fourth Proportional to 473,178.10, 652,995.66 and 258,327.22

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Solution

The fourth proportional to 473,178.10, 652,995.66 and 258,327.22 is: 356,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,178.10 : 652,995.66 = 258,327.22 : x
  2. Step 2: Convert to fraction form
    473,178.10/652,995.66 = 258,327.22/x
  3. Step 3: Cross multiply
    473,178.10x = 652,995.66 × 258,327.22
  4. Step 4: Simplify right side
    473,178.10x = 168,686,553,519.87
  5. Step 5: Solve for x
    x = 168,686,553,519.87/473,178.10
  6. Step 6: Final answer
    x = 356,496.96

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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.