Home / 672,529.86-1,008,575.40-223,130.07

Finding the Fourth Proportional to 672,529.86, 1,008,575.40 and 223,130.07

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Solution

The fourth proportional to 672,529.86, 1,008,575.40 and 223,130.07 is: 334,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,529.86 : 1,008,575.40 = 223,130.07 : x
  2. Step 2: Convert to fraction form
    672,529.86/1,008,575.40 = 223,130.07/x
  3. Step 3: Cross multiply
    672,529.86x = 1,008,575.40 × 223,130.07
  4. Step 4: Simplify right side
    672,529.86x = 225,043,499,602.28
  5. Step 5: Solve for x
    x = 225,043,499,602.28/672,529.86
  6. Step 6: Final answer
    x = 334,622.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.