Home / 1,489,225.65-2,233,469.40-424,276.93

Finding the Fourth Proportional to 1,489,225.65, 2,233,469.40 and 424,276.93

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Solution

The fourth proportional to 1,489,225.65, 2,233,469.40 and 424,276.93 is: 636,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,225.65 : 2,233,469.40 = 424,276.93 : x
  2. Step 2: Convert to fraction form
    1,489,225.65/2,233,469.40 = 424,276.93/x
  3. Step 3: Cross multiply
    1,489,225.65x = 2,233,469.40 × 424,276.93
  4. Step 4: Simplify right side
    1,489,225.65x = 947,609,540,280.94
  5. Step 5: Solve for x
    x = 947,609,540,280.94/1,489,225.65
  6. Step 6: Final answer
    x = 636,310.25

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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.