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Finding the Fourth Proportional to 369,601.10, 554,401.65 and 332,203.40

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Solution

The fourth proportional to 369,601.10, 554,401.65 and 332,203.40 is: 498,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,601.10 : 554,401.65 = 332,203.40 : x
  2. Step 2: Convert to fraction form
    369,601.10/554,401.65 = 332,203.40/x
  3. Step 3: Cross multiply
    369,601.10x = 554,401.65 × 332,203.40
  4. Step 4: Simplify right side
    369,601.10x = 184,174,113,095.61
  5. Step 5: Solve for x
    x = 184,174,113,095.61/369,601.10
  6. Step 6: Final answer
    x = 498,305.10

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1.5x scale

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.