Home / 993,209.67-1,489,828.17-283,237.79

Finding the Fourth Proportional to 993,209.67, 1,489,828.17 and 283,237.79

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Solution

The fourth proportional to 993,209.67, 1,489,828.17 and 283,237.79 is: 424,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,209.67 : 1,489,828.17 = 283,237.79 : x
  2. Step 2: Convert to fraction form
    993,209.67/1,489,828.17 = 283,237.79/x
  3. Step 3: Cross multiply
    993,209.67x = 1,489,828.17 × 283,237.79
  4. Step 4: Simplify right side
    993,209.67x = 421,975,630,901.40
  5. Step 5: Solve for x
    x = 421,975,630,901.40/993,209.67
  6. Step 6: Final answer
    x = 424,860.57

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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.