Home / 843,811.65-1,164,463.15-456,627.03

Finding the Fourth Proportional to 843,811.65, 1,164,463.15 and 456,627.03

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Solution

The fourth proportional to 843,811.65, 1,164,463.15 and 456,627.03 is: 630,146.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,811.65 : 1,164,463.15 = 456,627.03 : x
  2. Step 2: Convert to fraction form
    843,811.65/1,164,463.15 = 456,627.03/x
  3. Step 3: Cross multiply
    843,811.65x = 1,164,463.15 × 456,627.03
  4. Step 4: Simplify right side
    843,811.65x = 531,725,349,728.95
  5. Step 5: Solve for x
    x = 531,725,349,728.95/843,811.65
  6. Step 6: Final answer
    x = 630,146.96

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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.