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Finding the Fourth Proportional to 370,356.84, 555,535.26 and 104,144.40

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Solution

The fourth proportional to 370,356.84, 555,535.26 and 104,144.40 is: 156,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,356.84 : 555,535.26 = 104,144.40 : x
  2. Step 2: Convert to fraction form
    370,356.84/555,535.26 = 104,144.40/x
  3. Step 3: Cross multiply
    370,356.84x = 555,535.26 × 104,144.40
  4. Step 4: Simplify right side
    370,356.84x = 57,855,886,331.54
  5. Step 5: Solve for x
    x = 57,855,886,331.54/370,356.84
  6. Step 6: Final answer
    x = 156,216.60

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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.