Home / 430,312.02-593,814.57-239,321.31

Finding the Fourth Proportional to 430,312.02, 593,814.57 and 239,321.31

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Solution

The fourth proportional to 430,312.02, 593,814.57 and 239,321.31 is: 330,254.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,312.02 : 593,814.57 = 239,321.31 : x
  2. Step 2: Convert to fraction form
    430,312.02/593,814.57 = 239,321.31/x
  3. Step 3: Cross multiply
    430,312.02x = 593,814.57 × 239,321.31
  4. Step 4: Simplify right side
    430,312.02x = 142,112,480,789.49
  5. Step 5: Solve for x
    x = 142,112,480,789.49/430,312.02
  6. Step 6: Final answer
    x = 330,254.50

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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.