Home / 880,970.83-1,320,111.08-655,239.62

Finding the Fourth Proportional to 880,970.83, 1,320,111.08 and 655,239.62

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Solution

The fourth proportional to 880,970.83, 1,320,111.08 and 655,239.62 is: 981,858.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,970.83 : 1,320,111.08 = 655,239.62 : x
  2. Step 2: Convert to fraction form
    880,970.83/1,320,111.08 = 655,239.62/x
  3. Step 3: Cross multiply
    880,970.83x = 1,320,111.08 × 655,239.62
  4. Step 4: Simplify right side
    880,970.83x = 864,989,082,416.99
  5. Step 5: Solve for x
    x = 864,989,082,416.99/880,970.83
  6. Step 6: Final answer
    x = 981,858.94

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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.