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Finding the Fourth Proportional to 473,189.58, 652,999.95 and 258,327.18

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Solution

The fourth proportional to 473,189.58, 652,999.95 and 258,327.18 is: 356,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,189.58 : 652,999.95 = 258,327.18 : x
  2. Step 2: Convert to fraction form
    473,189.58/652,999.95 = 258,327.18/x
  3. Step 3: Cross multiply
    473,189.58x = 652,999.95 × 258,327.18
  4. Step 4: Simplify right side
    473,189.58x = 168,687,635,623.64
  5. Step 5: Solve for x
    x = 168,687,635,623.64/473,189.58
  6. Step 6: Final answer
    x = 356,490.60

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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.