Home / 430,289.16-593,753.58-239,271.72

Finding the Fourth Proportional to 430,289.16, 593,753.58 and 239,271.72

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Solution

The fourth proportional to 430,289.16, 593,753.58 and 239,271.72 is: 330,169.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,289.16 : 593,753.58 = 239,271.72 : x
  2. Step 2: Convert to fraction form
    430,289.16/593,753.58 = 239,271.72/x
  3. Step 3: Cross multiply
    430,289.16x = 593,753.58 × 239,271.72
  4. Step 4: Simplify right side
    430,289.16x = 142,068,440,342.76
  5. Step 5: Solve for x
    x = 142,068,440,342.76/430,289.16
  6. Step 6: Final answer
    x = 330,169.69

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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.