Home / 507,542.25-700,417.23-278,084.52

Finding the Fourth Proportional to 507,542.25, 700,417.23 and 278,084.52

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Solution

The fourth proportional to 507,542.25, 700,417.23 and 278,084.52 is: 383,761.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,542.25 : 700,417.23 = 278,084.52 : x
  2. Step 2: Convert to fraction form
    507,542.25/700,417.23 = 278,084.52/x
  3. Step 3: Cross multiply
    507,542.25x = 700,417.23 × 278,084.52
  4. Step 4: Simplify right side
    507,542.25x = 194,775,189,204.28
  5. Step 5: Solve for x
    x = 194,775,189,204.28/507,542.25
  6. Step 6: Final answer
    x = 383,761.53

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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.