Home / 1,049,699.31-1,574,798.84-339,727.35

Finding the Fourth Proportional to 1,049,699.31, 1,574,798.84 and 339,727.35

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Solution

The fourth proportional to 1,049,699.31, 1,574,798.84 and 339,727.35 is: 509,671.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,699.31 : 1,574,798.84 = 339,727.35 : x
  2. Step 2: Convert to fraction form
    1,049,699.31/1,574,798.84 = 339,727.35/x
  3. Step 3: Cross multiply
    1,049,699.31x = 1,574,798.84 × 339,727.35
  4. Step 4: Simplify right side
    1,049,699.31x = 535,002,232,363.38
  5. Step 5: Solve for x
    x = 535,002,232,363.38/1,049,699.31
  6. Step 6: Final answer
    x = 509,671.89

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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.