Home / 867,192.65-1,196,632.23-479,946.53

Finding the Fourth Proportional to 867,192.65, 1,196,632.23 and 479,946.53

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Solution

The fourth proportional to 867,192.65, 1,196,632.23 and 479,946.53 is: 662,274.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,192.65 : 1,196,632.23 = 479,946.53 : x
  2. Step 2: Convert to fraction form
    867,192.65/1,196,632.23 = 479,946.53/x
  3. Step 3: Cross multiply
    867,192.65x = 1,196,632.23 × 479,946.53
  4. Step 4: Simplify right side
    867,192.65x = 574,319,486,474.66
  5. Step 5: Solve for x
    x = 574,319,486,474.66/867,192.65
  6. Step 6: Final answer
    x = 662,274.39

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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.