Home / 817,289.44-1,225,921.86-367,692.82

Finding the Fourth Proportional to 817,289.44, 1,225,921.86 and 367,692.82

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Solution

The fourth proportional to 817,289.44, 1,225,921.86 and 367,692.82 is: 551,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,289.44 : 1,225,921.86 = 367,692.82 : x
  2. Step 2: Convert to fraction form
    817,289.44/1,225,921.86 = 367,692.82/x
  3. Step 3: Cross multiply
    817,289.44x = 1,225,921.86 × 367,692.82
  4. Step 4: Simplify right side
    817,289.44x = 450,762,663,772.38
  5. Step 5: Solve for x
    x = 450,762,663,772.38/817,289.44
  6. Step 6: Final answer
    x = 551,533.69

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1.5x scale

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.