Home / 887,014.36-1,330,502.10-381,911.32

Finding the Fourth Proportional to 887,014.36, 1,330,502.10 and 381,911.32

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Solution

The fourth proportional to 887,014.36, 1,330,502.10 and 381,911.32 is: 572,858.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,014.36 : 1,330,502.10 = 381,911.32 : x
  2. Step 2: Convert to fraction form
    887,014.36/1,330,502.10 = 381,911.32/x
  3. Step 3: Cross multiply
    887,014.36x = 1,330,502.10 × 381,911.32
  4. Step 4: Simplify right side
    887,014.36x = 508,133,813,273.77
  5. Step 5: Solve for x
    x = 508,133,813,273.77/887,014.36
  6. Step 6: Final answer
    x = 572,858.61

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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.