Home / 696,132.40-1,042,643.40-571,716.40

Finding the Fourth Proportional to 696,132.40, 1,042,643.40 and 571,716.40

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Solution

The fourth proportional to 696,132.40, 1,042,643.40 and 571,716.40 is: 856,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,132.40 : 1,042,643.40 = 571,716.40 : x
  2. Step 2: Convert to fraction form
    696,132.40/1,042,643.40 = 571,716.40/x
  3. Step 3: Cross multiply
    696,132.40x = 1,042,643.40 × 571,716.40
  4. Step 4: Simplify right side
    696,132.40x = 596,096,331,131.76
  5. Step 5: Solve for x
    x = 596,096,331,131.76/696,132.40
  6. Step 6: Final answer
    x = 856,297.35

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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.