Home / 885,550.02-1,329,032.79-459,207.06

Finding the Fourth Proportional to 885,550.02, 1,329,032.79 and 459,207.06

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Solution

The fourth proportional to 885,550.02, 1,329,032.79 and 459,207.06 is: 689,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,550.02 : 1,329,032.79 = 459,207.06 : x
  2. Step 2: Convert to fraction form
    885,550.02/1,329,032.79 = 459,207.06/x
  3. Step 3: Cross multiply
    885,550.02x = 1,329,032.79 × 459,207.06
  4. Step 4: Simplify right side
    885,550.02x = 610,301,240,139.50
  5. Step 5: Solve for x
    x = 610,301,240,139.50/885,550.02
  6. Step 6: Final answer
    x = 689,177.60

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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.