Home / 909,076.50-1,363,811.58-348,111

Finding the Fourth Proportional to 909,076.50, 1,363,811.58 and 348,111

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Solution

The fourth proportional to 909,076.50, 1,363,811.58 and 348,111 is: 522,241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,076.50 : 1,363,811.58 = 348,111 : x
  2. Step 2: Convert to fraction form
    909,076.50/1,363,811.58 = 348,111/x
  3. Step 3: Cross multiply
    909,076.50x = 1,363,811.58 × 348,111
  4. Step 4: Simplify right side
    909,076.50x = 474,757,812,925.38
  5. Step 5: Solve for x
    x = 474,757,812,925.38/909,076.50
  6. Step 6: Final answer
    x = 522,241.87

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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.