Home / 1,048,197.32-1,572,240.40-338,225.44

Finding the Fourth Proportional to 1,048,197.32, 1,572,240.40 and 338,225.44

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Solution

The fourth proportional to 1,048,197.32, 1,572,240.40 and 338,225.44 is: 507,320.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,197.32 : 1,572,240.40 = 338,225.44 : x
  2. Step 2: Convert to fraction form
    1,048,197.32/1,572,240.40 = 338,225.44/x
  3. Step 3: Cross multiply
    1,048,197.32x = 1,572,240.40 × 338,225.44
  4. Step 4: Simplify right side
    1,048,197.32x = 531,771,700,198.82
  5. Step 5: Solve for x
    x = 531,771,700,198.82/1,048,197.32
  6. Step 6: Final answer
    x = 507,320.22

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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.