Home / 862,875.36-1,294,896.24-301,914.72

Finding the Fourth Proportional to 862,875.36, 1,294,896.24 and 301,914.72

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Solution

The fourth proportional to 862,875.36, 1,294,896.24 and 301,914.72 is: 453,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,875.36 : 1,294,896.24 = 301,914.72 : x
  2. Step 2: Convert to fraction form
    862,875.36/1,294,896.24 = 301,914.72/x
  3. Step 3: Cross multiply
    862,875.36x = 1,294,896.24 × 301,914.72
  4. Step 4: Simplify right side
    862,875.36x = 390,948,235,728.65
  5. Step 5: Solve for x
    x = 390,948,235,728.65/862,875.36
  6. Step 6: Final answer
    x = 453,076.14

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1.5x scale

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.