Home / 909,298.32-1,364,340.84-488,082.48

Finding the Fourth Proportional to 909,298.32, 1,364,340.84 and 488,082.48

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Solution

The fourth proportional to 909,298.32, 1,364,340.84 and 488,082.48 is: 732,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,298.32 : 1,364,340.84 = 488,082.48 : x
  2. Step 2: Convert to fraction form
    909,298.32/1,364,340.84 = 488,082.48/x
  3. Step 3: Cross multiply
    909,298.32x = 1,364,340.84 × 488,082.48
  4. Step 4: Simplify right side
    909,298.32x = 665,910,860,752.48
  5. Step 5: Solve for x
    x = 665,910,860,752.48/909,298.32
  6. Step 6: Final answer
    x = 732,334.86

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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.