Home / 430,731.88-594,339.06-239,740.36

Finding the Fourth Proportional to 430,731.88, 594,339.06 and 239,740.36

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Solution

The fourth proportional to 430,731.88, 594,339.06 and 239,740.36 is: 330,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,731.88 : 594,339.06 = 239,740.36 : x
  2. Step 2: Convert to fraction form
    430,731.88/594,339.06 = 239,740.36/x
  3. Step 3: Cross multiply
    430,731.88x = 594,339.06 × 239,740.36
  4. Step 4: Simplify right side
    430,731.88x = 142,487,060,206.46
  5. Step 5: Solve for x
    x = 142,487,060,206.46/430,731.88
  6. Step 6: Final answer
    x = 330,802.22

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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.