Home / 430,222.12-593,707.04-239,231.40

Finding the Fourth Proportional to 430,222.12, 593,707.04 and 239,231.40

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Solution

The fourth proportional to 430,222.12, 593,707.04 and 239,231.40 is: 330,139.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,222.12 : 593,707.04 = 239,231.40 : x
  2. Step 2: Convert to fraction form
    430,222.12/593,707.04 = 239,231.40/x
  3. Step 3: Cross multiply
    430,222.12x = 593,707.04 × 239,231.40
  4. Step 4: Simplify right side
    430,222.12x = 142,033,366,369.06
  5. Step 5: Solve for x
    x = 142,033,366,369.06/430,222.12
  6. Step 6: Final answer
    x = 330,139.62

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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.