Home / 634,480.21-875,792.04-567,219.70

Finding the Fourth Proportional to 634,480.21, 875,792.04 and 567,219.70

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Solution

The fourth proportional to 634,480.21, 875,792.04 and 567,219.70 is: 782,950.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,480.21 : 875,792.04 = 567,219.70 : x
  2. Step 2: Convert to fraction form
    634,480.21/875,792.04 = 567,219.70/x
  3. Step 3: Cross multiply
    634,480.21x = 875,792.04 × 567,219.70
  4. Step 4: Simplify right side
    634,480.21x = 496,766,498,191.19
  5. Step 5: Solve for x
    x = 496,766,498,191.19/634,480.21
  6. Step 6: Final answer
    x = 782,950.34

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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.