Home / 369,122.20-553,683.30-322,466.20

Finding the Fourth Proportional to 369,122.20, 553,683.30 and 322,466.20

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Solution

The fourth proportional to 369,122.20, 553,683.30 and 322,466.20 is: 483,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,122.20 : 553,683.30 = 322,466.20 : x
  2. Step 2: Convert to fraction form
    369,122.20/553,683.30 = 322,466.20/x
  3. Step 3: Cross multiply
    369,122.20x = 553,683.30 × 322,466.20
  4. Step 4: Simplify right side
    369,122.20x = 178,544,149,754.46
  5. Step 5: Solve for x
    x = 178,544,149,754.46/369,122.20
  6. Step 6: Final answer
    x = 483,699.30

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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.