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Finding the Fourth Proportional to 370,888.70, 556,334.94 and 157,601.66

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Solution

The fourth proportional to 370,888.70, 556,334.94 and 157,601.66 is: 236,403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,888.70 : 556,334.94 = 157,601.66 : x
  2. Step 2: Convert to fraction form
    370,888.70/556,334.94 = 157,601.66/x
  3. Step 3: Cross multiply
    370,888.70x = 556,334.94 × 157,601.66
  4. Step 4: Simplify right side
    370,888.70x = 87,679,310,060.00
  5. Step 5: Solve for x
    x = 87,679,310,060.00/370,888.70
  6. Step 6: Final answer
    x = 236,403.29

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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.