Home / 430,308.90-593,847.32-239,318.19

Finding the Fourth Proportional to 430,308.90, 593,847.32 and 239,318.19

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Solution

The fourth proportional to 430,308.90, 593,847.32 and 239,318.19 is: 330,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,308.90 : 593,847.32 = 239,318.19 : x
  2. Step 2: Convert to fraction form
    430,308.90/593,847.32 = 239,318.19/x
  3. Step 3: Cross multiply
    430,308.90x = 593,847.32 × 239,318.19
  4. Step 4: Simplify right side
    430,308.90x = 142,118,465,758.75
  5. Step 5: Solve for x
    x = 142,118,465,758.75/430,308.90
  6. Step 6: Final answer
    x = 330,270.80

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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.