Home / 909,178.44-1,364,608.98-460,214.76

Finding the Fourth Proportional to 909,178.44, 1,364,608.98 and 460,214.76

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Solution

The fourth proportional to 909,178.44, 1,364,608.98 and 460,214.76 is: 690,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,178.44 : 1,364,608.98 = 460,214.76 : x
  2. Step 2: Convert to fraction form
    909,178.44/1,364,608.98 = 460,214.76/x
  3. Step 3: Cross multiply
    909,178.44x = 1,364,608.98 × 460,214.76
  4. Step 4: Simplify right side
    909,178.44x = 628,013,194,224.55
  5. Step 5: Solve for x
    x = 628,013,194,224.55/909,178.44
  6. Step 6: Final answer
    x = 690,748.01

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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.