Home / 963,876.12-1,446,309.90-459,009.60

Finding the Fourth Proportional to 963,876.12, 1,446,309.90 and 459,009.60

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Solution

The fourth proportional to 963,876.12, 1,446,309.90 and 459,009.60 is: 688,750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,876.12 : 1,446,309.90 = 459,009.60 : x
  2. Step 2: Convert to fraction form
    963,876.12/1,446,309.90 = 459,009.60/x
  3. Step 3: Cross multiply
    963,876.12x = 1,446,309.90 × 459,009.60
  4. Step 4: Simplify right side
    963,876.12x = 663,870,128,675.04
  5. Step 5: Solve for x
    x = 663,870,128,675.04/963,876.12
  6. Step 6: Final answer
    x = 688,750.47

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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.