Home / 265,499.10-366,438.87-152,395.74

Finding the Fourth Proportional to 265,499.10, 366,438.87 and 152,395.74

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Solution

The fourth proportional to 265,499.10, 366,438.87 and 152,395.74 is: 210,334.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,499.10 : 366,438.87 = 152,395.74 : x
  2. Step 2: Convert to fraction form
    265,499.10/366,438.87 = 152,395.74/x
  3. Step 3: Cross multiply
    265,499.10x = 366,438.87 × 152,395.74
  4. Step 4: Simplify right side
    265,499.10x = 55,843,722,758.41
  5. Step 5: Solve for x
    x = 55,843,722,758.41/265,499.10
  6. Step 6: Final answer
    x = 210,334.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.