Home / 941,650.21-1,299,492.08-511,931.98

Finding the Fourth Proportional to 941,650.21, 1,299,492.08 and 511,931.98

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Solution

The fourth proportional to 941,650.21, 1,299,492.08 and 511,931.98 is: 706,474.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,650.21 : 1,299,492.08 = 511,931.98 : x
  2. Step 2: Convert to fraction form
    941,650.21/1,299,492.08 = 511,931.98/x
  3. Step 3: Cross multiply
    941,650.21x = 1,299,492.08 × 511,931.98
  4. Step 4: Simplify right side
    941,650.21x = 665,251,553,508.72
  5. Step 5: Solve for x
    x = 665,251,553,508.72/941,650.21
  6. Step 6: Final answer
    x = 706,474.17

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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.