Home / 288,533.24-432,804.68-130,763.04

Finding the Fourth Proportional to 288,533.24, 432,804.68 and 130,763.04

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Solution

The fourth proportional to 288,533.24, 432,804.68 and 130,763.04 is: 196,146.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,533.24 : 432,804.68 = 130,763.04 : x
  2. Step 2: Convert to fraction form
    288,533.24/432,804.68 = 130,763.04/x
  3. Step 3: Cross multiply
    288,533.24x = 432,804.68 × 130,763.04
  4. Step 4: Simplify right side
    288,533.24x = 56,594,855,683.03
  5. Step 5: Solve for x
    x = 56,594,855,683.03/288,533.24
  6. Step 6: Final answer
    x = 196,146.74

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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.