Home / 630,001.06-945,005.00-156,686.42

Finding the Fourth Proportional to 630,001.06, 945,005.00 and 156,686.42

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Solution

The fourth proportional to 630,001.06, 945,005.00 and 156,686.42 is: 235,030.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,001.06 : 945,005.00 = 156,686.42 : x
  2. Step 2: Convert to fraction form
    630,001.06/945,005.00 = 156,686.42/x
  3. Step 3: Cross multiply
    630,001.06x = 945,005.00 × 156,686.42
  4. Step 4: Simplify right side
    630,001.06x = 148,069,445,998.79
  5. Step 5: Solve for x
    x = 148,069,445,998.79/630,001.06
  6. Step 6: Final answer
    x = 235,030.47

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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.