Home / 1,047,590.28-1,571,283.36-338,127.48

Finding the Fourth Proportional to 1,047,590.28, 1,571,283.36 and 338,127.48

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Solution

The fourth proportional to 1,047,590.28, 1,571,283.36 and 338,127.48 is: 507,158.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,590.28 : 1,571,283.36 = 338,127.48 : x
  2. Step 2: Convert to fraction form
    1,047,590.28/1,571,283.36 = 338,127.48/x
  3. Step 3: Cross multiply
    1,047,590.28x = 1,571,283.36 × 338,127.48
  4. Step 4: Simplify right side
    1,047,590.28x = 531,294,082,882.73
  5. Step 5: Solve for x
    x = 531,294,082,882.73/1,047,590.28
  6. Step 6: Final answer
    x = 507,158.28

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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.