Home / 887,083.86-1,330,736.52-347,270.40

Finding the Fourth Proportional to 887,083.86, 1,330,736.52 and 347,270.40

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Solution

The fourth proportional to 887,083.86, 1,330,736.52 and 347,270.40 is: 520,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,083.86 : 1,330,736.52 = 347,270.40 : x
  2. Step 2: Convert to fraction form
    887,083.86/1,330,736.52 = 347,270.40/x
  3. Step 3: Cross multiply
    887,083.86x = 1,330,736.52 × 347,270.40
  4. Step 4: Simplify right side
    887,083.86x = 462,125,403,595.01
  5. Step 5: Solve for x
    x = 462,125,403,595.01/887,083.86
  6. Step 6: Final answer
    x = 520,948.95

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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.