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Finding the Fourth Proportional to 372,210.84, 558,333.54 and 119,501.64

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Solution

The fourth proportional to 372,210.84, 558,333.54 and 119,501.64 is: 179,258.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,210.84 : 558,333.54 = 119,501.64 : x
  2. Step 2: Convert to fraction form
    372,210.84/558,333.54 = 119,501.64/x
  3. Step 3: Cross multiply
    372,210.84x = 558,333.54 × 119,501.64
  4. Step 4: Simplify right side
    372,210.84x = 66,721,773,697.01
  5. Step 5: Solve for x
    x = 66,721,773,697.01/372,210.84
  6. Step 6: Final answer
    x = 179,258.01

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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.