Home / 369,110.20-553,665.30-322,454.20

Finding the Fourth Proportional to 369,110.20, 553,665.30 and 322,454.20

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Solution

The fourth proportional to 369,110.20, 553,665.30 and 322,454.20 is: 483,681.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,110.20 : 553,665.30 = 322,454.20 : x
  2. Step 2: Convert to fraction form
    369,110.20/553,665.30 = 322,454.20/x
  3. Step 3: Cross multiply
    369,110.20x = 553,665.30 × 322,454.20
  4. Step 4: Simplify right side
    369,110.20x = 178,531,701,379.26
  5. Step 5: Solve for x
    x = 178,531,701,379.26/369,110.20
  6. Step 6: Final answer
    x = 483,681.30

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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.