Home / 867,800.72-1,197,531.90-475,327.46

Finding the Fourth Proportional to 867,800.72, 1,197,531.90 and 475,327.46

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Solution

The fourth proportional to 867,800.72, 1,197,531.90 and 475,327.46 is: 655,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,800.72 : 1,197,531.90 = 475,327.46 : x
  2. Step 2: Convert to fraction form
    867,800.72/1,197,531.90 = 475,327.46/x
  3. Step 3: Cross multiply
    867,800.72x = 1,197,531.90 × 475,327.46
  4. Step 4: Simplify right side
    867,800.72x = 569,219,790,308.32
  5. Step 5: Solve for x
    x = 569,219,790,308.32/867,800.72
  6. Step 6: Final answer
    x = 655,933.77

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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.