Home / 880,024.46-1,214,333.26-492,786.05

Finding the Fourth Proportional to 880,024.46, 1,214,333.26 and 492,786.05

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Solution

The fourth proportional to 880,024.46, 1,214,333.26 and 492,786.05 is: 679,988.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,024.46 : 1,214,333.26 = 492,786.05 : x
  2. Step 2: Convert to fraction form
    880,024.46/1,214,333.26 = 492,786.05/x
  3. Step 3: Cross multiply
    880,024.46x = 1,214,333.26 × 492,786.05
  4. Step 4: Simplify right side
    880,024.46x = 598,406,483,275.39
  5. Step 5: Solve for x
    x = 598,406,483,275.39/880,024.46
  6. Step 6: Final answer
    x = 679,988.47

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1.5x scale

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.