Home / 851,268.30-1,276,902.45-714,410.70

Finding the Fourth Proportional to 851,268.30, 1,276,902.45 and 714,410.70

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Solution

The fourth proportional to 851,268.30, 1,276,902.45 and 714,410.70 is: 1,071,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,268.30 : 1,276,902.45 = 714,410.70 : x
  2. Step 2: Convert to fraction form
    851,268.30/1,276,902.45 = 714,410.70/x
  3. Step 3: Cross multiply
    851,268.30x = 1,276,902.45 × 714,410.70
  4. Step 4: Simplify right side
    851,268.30x = 912,232,773,136.22
  5. Step 5: Solve for x
    x = 912,232,773,136.22/851,268.30
  6. Step 6: Final answer
    x = 1,071,616.05

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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.