Home / 903,610.96-1,355,426.16-272,530.24

Finding the Fourth Proportional to 903,610.96, 1,355,426.16 and 272,530.24

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Solution

The fourth proportional to 903,610.96, 1,355,426.16 and 272,530.24 is: 408,798.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,610.96 : 1,355,426.16 = 272,530.24 : x
  2. Step 2: Convert to fraction form
    903,610.96/1,355,426.16 = 272,530.24/x
  3. Step 3: Cross multiply
    903,610.96x = 1,355,426.16 × 272,530.24
  4. Step 4: Simplify right side
    903,610.96x = 369,394,608,547.30
  5. Step 5: Solve for x
    x = 369,394,608,547.30/903,610.96
  6. Step 6: Final answer
    x = 408,798.28

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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.