Home / 370,795.50-555,863.40-134,085.60

Finding the Fourth Proportional to 370,795.50, 555,863.40 and 134,085.60

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Solution

The fourth proportional to 370,795.50, 555,863.40 and 134,085.60 is: 201,009.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,795.50 : 555,863.40 = 134,085.60 : x
  2. Step 2: Convert to fraction form
    370,795.50/555,863.40 = 134,085.60/x
  3. Step 3: Cross multiply
    370,795.50x = 555,863.40 × 134,085.60
  4. Step 4: Simplify right side
    370,795.50x = 74,533,277,507.04
  5. Step 5: Solve for x
    x = 74,533,277,507.04/370,795.50
  6. Step 6: Final answer
    x = 201,009.12

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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.