Home / 430,312.19-593,851.85-239,321.48

Finding the Fourth Proportional to 430,312.19, 593,851.85 and 239,321.48

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Solution

The fourth proportional to 430,312.19, 593,851.85 and 239,321.48 is: 330,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,312.19 : 593,851.85 = 239,321.48 : x
  2. Step 2: Convert to fraction form
    430,312.19/593,851.85 = 239,321.48/x
  3. Step 3: Cross multiply
    430,312.19x = 593,851.85 × 239,321.48
  4. Step 4: Simplify right side
    430,312.19x = 142,121,503,642.74
  5. Step 5: Solve for x
    x = 142,121,503,642.74/430,312.19
  6. Step 6: Final answer
    x = 330,275.34

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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.