Home / 429,623.76-593,046.12-286,331.52

Finding the Fourth Proportional to 429,623.76, 593,046.12 and 286,331.52

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Solution

The fourth proportional to 429,623.76, 593,046.12 and 286,331.52 is: 395,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,623.76 : 593,046.12 = 286,331.52 : x
  2. Step 2: Convert to fraction form
    429,623.76/593,046.12 = 286,331.52/x
  3. Step 3: Cross multiply
    429,623.76x = 593,046.12 × 286,331.52
  4. Step 4: Simplify right side
    429,623.76x = 169,807,796,969.70
  5. Step 5: Solve for x
    x = 169,807,796,969.70/429,623.76
  6. Step 6: Final answer
    x = 395,247.69

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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.