Home / 811,770.67-1,119,326.76-607,165.90

Finding the Fourth Proportional to 811,770.67, 1,119,326.76 and 607,165.90

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Solution

The fourth proportional to 811,770.67, 1,119,326.76 and 607,165.90 is: 837,203.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,770.67 : 1,119,326.76 = 607,165.90 : x
  2. Step 2: Convert to fraction form
    811,770.67/1,119,326.76 = 607,165.90/x
  3. Step 3: Cross multiply
    811,770.67x = 1,119,326.76 × 607,165.90
  4. Step 4: Simplify right side
    811,770.67x = 679,617,039,629.48
  5. Step 5: Solve for x
    x = 679,617,039,629.48/811,770.67
  6. Step 6: Final answer
    x = 837,203.25

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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.