Home / 370,263.27-555,376.46-130,389.01

Finding the Fourth Proportional to 370,263.27, 555,376.46 and 130,389.01

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Solution

The fourth proportional to 370,263.27, 555,376.46 and 130,389.01 is: 195,577.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,263.27 : 555,376.46 = 130,389.01 : x
  2. Step 2: Convert to fraction form
    370,263.27/555,376.46 = 130,389.01/x
  3. Step 3: Cross multiply
    370,263.27x = 555,376.46 × 130,389.01
  4. Step 4: Simplify right side
    370,263.27x = 72,414,986,838.98
  5. Step 5: Solve for x
    x = 72,414,986,838.98/370,263.27
  6. Step 6: Final answer
    x = 195,577.02

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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.