Home / 630,710.10-945,962.82-181,328.58

Finding the Fourth Proportional to 630,710.10, 945,962.82 and 181,328.58

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Solution

The fourth proportional to 630,710.10, 945,962.82 and 181,328.58 is: 271,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,710.10 : 945,962.82 = 181,328.58 : x
  2. Step 2: Convert to fraction form
    630,710.10/945,962.82 = 181,328.58/x
  3. Step 3: Cross multiply
    630,710.10x = 945,962.82 × 181,328.58
  4. Step 4: Simplify right side
    630,710.10x = 171,530,094,883.40
  5. Step 5: Solve for x
    x = 171,530,094,883.40/630,710.10
  6. Step 6: Final answer
    x = 271,963.45

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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.