Home / 1,004,970.56-1,507,507.68-257,023.04

Finding the Fourth Proportional to 1,004,970.56, 1,507,507.68 and 257,023.04

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Solution

The fourth proportional to 1,004,970.56, 1,507,507.68 and 257,023.04 is: 385,547.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,970.56 : 1,507,507.68 = 257,023.04 : x
  2. Step 2: Convert to fraction form
    1,004,970.56/1,507,507.68 = 257,023.04/x
  3. Step 3: Cross multiply
    1,004,970.56x = 1,507,507.68 × 257,023.04
  4. Step 4: Simplify right side
    1,004,970.56x = 387,464,206,736.95
  5. Step 5: Solve for x
    x = 387,464,206,736.95/1,004,970.56
  6. Step 6: Final answer
    x = 385,547.82

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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.