Home / 989,276.46-1,483,154.34-502,558.46

Finding the Fourth Proportional to 989,276.46, 1,483,154.34 and 502,558.46

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Solution

The fourth proportional to 989,276.46, 1,483,154.34 and 502,558.46 is: 753,451.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,276.46 : 1,483,154.34 = 502,558.46 : x
  2. Step 2: Convert to fraction form
    989,276.46/1,483,154.34 = 502,558.46/x
  3. Step 3: Cross multiply
    989,276.46x = 1,483,154.34 × 502,558.46
  4. Step 4: Simplify right side
    989,276.46x = 745,371,751,124.15
  5. Step 5: Solve for x
    x = 745,371,751,124.15/989,276.46
  6. Step 6: Final answer
    x = 753,451.42

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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.