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Finding the Fourth Proportional to 370,356.90, 555,535.44 and 104,117.49

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Solution

The fourth proportional to 370,356.90, 555,535.44 and 104,117.49 is: 156,176.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,356.90 : 555,535.44 = 104,117.49 : x
  2. Step 2: Convert to fraction form
    370,356.90/555,535.44 = 104,117.49/x
  3. Step 3: Cross multiply
    370,356.90x = 555,535.44 × 104,117.49
  4. Step 4: Simplify right side
    370,356.90x = 57,840,955,618.85
  5. Step 5: Solve for x
    x = 57,840,955,618.85/370,356.90
  6. Step 6: Final answer
    x = 156,176.26

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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.