Home / 909,250.94-1,364,269.71-488,034.74

Finding the Fourth Proportional to 909,250.94, 1,364,269.71 and 488,034.74

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Solution

The fourth proportional to 909,250.94, 1,364,269.71 and 488,034.74 is: 732,263.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,250.94 : 1,364,269.71 = 488,034.74 : x
  2. Step 2: Convert to fraction form
    909,250.94/1,364,269.71 = 488,034.74/x
  3. Step 3: Cross multiply
    909,250.94x = 1,364,269.71 × 488,034.74
  4. Step 4: Simplify right side
    909,250.94x = 665,811,013,209.73
  5. Step 5: Solve for x
    x = 665,811,013,209.73/909,250.94
  6. Step 6: Final answer
    x = 732,263.21

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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.