Home / 610,372.08-842,400.27-338,500.44

Finding the Fourth Proportional to 610,372.08, 842,400.27 and 338,500.44

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Solution

The fourth proportional to 610,372.08, 842,400.27 and 338,500.44 is: 467,178.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,372.08 : 842,400.27 = 338,500.44 : x
  2. Step 2: Convert to fraction form
    610,372.08/842,400.27 = 338,500.44/x
  3. Step 3: Cross multiply
    610,372.08x = 842,400.27 × 338,500.44
  4. Step 4: Simplify right side
    610,372.08x = 285,152,862,051.12
  5. Step 5: Solve for x
    x = 285,152,862,051.12/610,372.08
  6. Step 6: Final answer
    x = 467,178.74

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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.