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Finding the Fourth Proportional to 651,673.22, 977,507.83 and 165,354.41

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Solution

The fourth proportional to 651,673.22, 977,507.83 and 165,354.41 is: 248,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,673.22 : 977,507.83 = 165,354.41 : x
  2. Step 2: Convert to fraction form
    651,673.22/977,507.83 = 165,354.41/x
  3. Step 3: Cross multiply
    651,673.22x = 977,507.83 × 165,354.41
  4. Step 4: Simplify right side
    651,673.22x = 161,635,233,150.49
  5. Step 5: Solve for x
    x = 161,635,233,150.49/651,673.22
  6. Step 6: Final answer
    x = 248,031.11

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1.5x scale

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.