Home / 903,835.98-1,355,719.89-272,732.94

Finding the Fourth Proportional to 903,835.98, 1,355,719.89 and 272,732.94

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Solution

The fourth proportional to 903,835.98, 1,355,719.89 and 272,732.94 is: 409,089.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,835.98 : 1,355,719.89 = 272,732.94 : x
  2. Step 2: Convert to fraction form
    903,835.98/1,355,719.89 = 272,732.94/x
  3. Step 3: Cross multiply
    903,835.98x = 1,355,719.89 × 272,732.94
  4. Step 4: Simplify right side
    903,835.98x = 369,749,471,416.18
  5. Step 5: Solve for x
    x = 369,749,471,416.18/903,835.98
  6. Step 6: Final answer
    x = 409,089.13

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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.