Home / 901,242.91-1,243,630.14-538,594.57

Finding the Fourth Proportional to 901,242.91, 1,243,630.14 and 538,594.57

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Solution

The fourth proportional to 901,242.91, 1,243,630.14 and 538,594.57 is: 743,209.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,242.91 : 1,243,630.14 = 538,594.57 : x
  2. Step 2: Convert to fraction form
    901,242.91/1,243,630.14 = 538,594.57/x
  3. Step 3: Cross multiply
    901,242.91x = 1,243,630.14 × 538,594.57
  4. Step 4: Simplify right side
    901,242.91x = 669,812,440,492.34
  5. Step 5: Solve for x
    x = 669,812,440,492.34/901,242.91
  6. Step 6: Final answer
    x = 743,209.66

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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.