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Finding the Fourth Proportional to 369,528.30, 554,292.45 and 332,786.70

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Solution

The fourth proportional to 369,528.30, 554,292.45 and 332,786.70 is: 499,180.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,528.30 : 554,292.45 = 332,786.70 : x
  2. Step 2: Convert to fraction form
    369,528.30/554,292.45 = 332,786.70/x
  3. Step 3: Cross multiply
    369,528.30x = 554,292.45 × 332,786.70
  4. Step 4: Simplify right side
    369,528.30x = 184,461,155,270.42
  5. Step 5: Solve for x
    x = 184,461,155,270.42/369,528.30
  6. Step 6: Final answer
    x = 499,180.05

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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.