Home / 885,677.12-1,329,224.16-465,200.96

Finding the Fourth Proportional to 885,677.12, 1,329,224.16 and 465,200.96

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Solution

The fourth proportional to 885,677.12, 1,329,224.16 and 465,200.96 is: 698,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,677.12 : 1,329,224.16 = 465,200.96 : x
  2. Step 2: Convert to fraction form
    885,677.12/1,329,224.16 = 465,200.96/x
  3. Step 3: Cross multiply
    885,677.12x = 1,329,224.16 × 465,200.96
  4. Step 4: Simplify right side
    885,677.12x = 618,356,355,287.19
  5. Step 5: Solve for x
    x = 618,356,355,287.19/885,677.12
  6. Step 6: Final answer
    x = 698,173.57

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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.