Home / 903,300.48-1,355,126.40-272,183.04

Finding the Fourth Proportional to 903,300.48, 1,355,126.40 and 272,183.04

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Solution

The fourth proportional to 903,300.48, 1,355,126.40 and 272,183.04 is: 408,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,300.48 : 1,355,126.40 = 272,183.04 : x
  2. Step 2: Convert to fraction form
    903,300.48/1,355,126.40 = 272,183.04/x
  3. Step 3: Cross multiply
    903,300.48x = 1,355,126.40 × 272,183.04
  4. Step 4: Simplify right side
    903,300.48x = 368,842,423,136.26
  5. Step 5: Solve for x
    x = 368,842,423,136.26/903,300.48
  6. Step 6: Final answer
    x = 408,327.50

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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.