Home / 372,263.40-558,395.10-330,929.10

Finding the Fourth Proportional to 372,263.40, 558,395.10 and 330,929.10

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Solution

The fourth proportional to 372,263.40, 558,395.10 and 330,929.10 is: 496,393.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,263.40 : 558,395.10 = 330,929.10 : x
  2. Step 2: Convert to fraction form
    372,263.40/558,395.10 = 330,929.10/x
  3. Step 3: Cross multiply
    372,263.40x = 558,395.10 × 330,929.10
  4. Step 4: Simplify right side
    372,263.40x = 184,789,187,887.41
  5. Step 5: Solve for x
    x = 184,789,187,887.41/372,263.40
  6. Step 6: Final answer
    x = 496,393.65

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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.