Home / 583,288.35-804,937.76-315,016.35

Finding the Fourth Proportional to 583,288.35, 804,937.76 and 315,016.35

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Solution

The fourth proportional to 583,288.35, 804,937.76 and 315,016.35 is: 434,722.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,288.35 : 804,937.76 = 315,016.35 : x
  2. Step 2: Convert to fraction form
    583,288.35/804,937.76 = 315,016.35/x
  3. Step 3: Cross multiply
    583,288.35x = 804,937.76 × 315,016.35
  4. Step 4: Simplify right side
    583,288.35x = 253,568,553,557.29
  5. Step 5: Solve for x
    x = 253,568,553,557.29/583,288.35
  6. Step 6: Final answer
    x = 434,722.47

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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.