Home / 894,865.02-1,234,913.92-492,457.02

Finding the Fourth Proportional to 894,865.02, 1,234,913.92 and 492,457.02

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Solution

The fourth proportional to 894,865.02, 1,234,913.92 and 492,457.02 is: 679,590.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,865.02 : 1,234,913.92 = 492,457.02 : x
  2. Step 2: Convert to fraction form
    894,865.02/1,234,913.92 = 492,457.02/x
  3. Step 3: Cross multiply
    894,865.02x = 1,234,913.92 × 492,457.02
  4. Step 4: Simplify right side
    894,865.02x = 608,142,028,999.72
  5. Step 5: Solve for x
    x = 608,142,028,999.72/894,865.02
  6. Step 6: Final answer
    x = 679,590.79

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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.