Home / 497,867.04-687,146.06-293,906.00

Finding the Fourth Proportional to 497,867.04, 687,146.06 and 293,906.00

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Solution

The fourth proportional to 497,867.04, 687,146.06 and 293,906.00 is: 405,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,867.04 : 687,146.06 = 293,906.00 : x
  2. Step 2: Convert to fraction form
    497,867.04/687,146.06 = 293,906.00/x
  3. Step 3: Cross multiply
    497,867.04x = 687,146.06 × 293,906.00
  4. Step 4: Simplify right side
    497,867.04x = 201,956,352,362.99
  5. Step 5: Solve for x
    x = 201,956,352,362.99/497,867.04
  6. Step 6: Final answer
    x = 405,643.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.