Home / 644,730.48-967,094.82-171,416.16

Finding the Fourth Proportional to 644,730.48, 967,094.82 and 171,416.16

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Solution

The fourth proportional to 644,730.48, 967,094.82 and 171,416.16 is: 257,124.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,730.48 : 967,094.82 = 171,416.16 : x
  2. Step 2: Convert to fraction form
    644,730.48/967,094.82 = 171,416.16/x
  3. Step 3: Cross multiply
    644,730.48x = 967,094.82 × 171,416.16
  4. Step 4: Simplify right side
    644,730.48x = 165,775,680,400.29
  5. Step 5: Solve for x
    x = 165,775,680,400.29/644,730.48
  6. Step 6: Final answer
    x = 257,124.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.