Home / 891,295.04-1,230,045.60-488,887.04

Finding the Fourth Proportional to 891,295.04, 1,230,045.60 and 488,887.04

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Solution

The fourth proportional to 891,295.04, 1,230,045.60 and 488,887.04 is: 674,696.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,295.04 : 1,230,045.60 = 488,887.04 : x
  2. Step 2: Convert to fraction form
    891,295.04/1,230,045.60 = 488,887.04/x
  3. Step 3: Cross multiply
    891,295.04x = 1,230,045.60 × 488,887.04
  4. Step 4: Simplify right side
    891,295.04x = 601,353,352,449.02
  5. Step 5: Solve for x
    x = 601,353,352,449.02/891,295.04
  6. Step 6: Final answer
    x = 674,696.17

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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.