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Finding the Fourth Proportional to 302,779.00, 417,835.42 and 164,957.24

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Solution

The fourth proportional to 302,779.00, 417,835.42 and 164,957.24 is: 227,641.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,779.00 : 417,835.42 = 164,957.24 : x
  2. Step 2: Convert to fraction form
    302,779.00/417,835.42 = 164,957.24/x
  3. Step 3: Cross multiply
    302,779.00x = 417,835.42 × 164,957.24
  4. Step 4: Simplify right side
    302,779.00x = 68,924,978,289.64
  5. Step 5: Solve for x
    x = 68,924,978,289.64/302,779.00
  6. Step 6: Final answer
    x = 227,641.21

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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.