Home / 903,348.48-1,355,198.40-272,231.04

Finding the Fourth Proportional to 903,348.48, 1,355,198.40 and 272,231.04

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Solution

The fourth proportional to 903,348.48, 1,355,198.40 and 272,231.04 is: 408,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,348.48 : 1,355,198.40 = 272,231.04 : x
  2. Step 2: Convert to fraction form
    903,348.48/1,355,198.40 = 272,231.04/x
  3. Step 3: Cross multiply
    903,348.48x = 1,355,198.40 × 272,231.04
  4. Step 4: Simplify right side
    903,348.48x = 368,927,069,838.34
  5. Step 5: Solve for x
    x = 368,927,069,838.34/903,348.48
  6. Step 6: Final answer
    x = 408,399.50

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1.5x scale

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.