Home / 927,060.64-1,390,990.58-500,511.77

Finding the Fourth Proportional to 927,060.64, 1,390,990.58 and 500,511.77

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Solution

The fourth proportional to 927,060.64, 1,390,990.58 and 500,511.77 is: 750,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,060.64 : 1,390,990.58 = 500,511.77 : x
  2. Step 2: Convert to fraction form
    927,060.64/1,390,990.58 = 500,511.77/x
  3. Step 3: Cross multiply
    927,060.64x = 1,390,990.58 × 500,511.77
  4. Step 4: Simplify right side
    927,060.64x = 696,207,157,249.13
  5. Step 5: Solve for x
    x = 696,207,157,249.13/927,060.64
  6. Step 6: Final answer
    x = 750,983.41

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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.