Home / 1,005,101.18-1,507,801.08-331,058.06

Finding the Fourth Proportional to 1,005,101.18, 1,507,801.08 and 331,058.06

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Solution

The fourth proportional to 1,005,101.18, 1,507,801.08 and 331,058.06 is: 496,636.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,101.18 : 1,507,801.08 = 331,058.06 : x
  2. Step 2: Convert to fraction form
    1,005,101.18/1,507,801.08 = 331,058.06/x
  3. Step 3: Cross multiply
    1,005,101.18x = 1,507,801.08 × 331,058.06
  4. Step 4: Simplify right side
    1,005,101.18x = 499,169,700,410.71
  5. Step 5: Solve for x
    x = 499,169,700,410.71/1,005,101.18
  6. Step 6: Final answer
    x = 496,636.27

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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.