Home / 776,282.34-1,164,423.42-215,316.84

Finding the Fourth Proportional to 776,282.34, 1,164,423.42 and 215,316.84

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Solution

The fourth proportional to 776,282.34, 1,164,423.42 and 215,316.84 is: 322,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,282.34 : 1,164,423.42 = 215,316.84 : x
  2. Step 2: Convert to fraction form
    776,282.34/1,164,423.42 = 215,316.84/x
  3. Step 3: Cross multiply
    776,282.34x = 1,164,423.42 × 215,316.84
  4. Step 4: Simplify right side
    776,282.34x = 250,719,971,216.39
  5. Step 5: Solve for x
    x = 250,719,971,216.39/776,282.34
  6. Step 6: Final answer
    x = 322,975.24

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1.5x scale

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.