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Finding the Fourth Proportional to 546,867.80, 820,301.70 and 546,867.80

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Solution

The fourth proportional to 546,867.80, 820,301.70 and 546,867.80 is: 820,301.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,867.80 : 820,301.70 = 546,867.80 : x
  2. Step 2: Convert to fraction form
    546,867.80/820,301.70 = 546,867.80/x
  3. Step 3: Cross multiply
    546,867.80x = 820,301.70 × 546,867.80
  4. Step 4: Simplify right side
    546,867.80x = 448,596,586,015.26
  5. Step 5: Solve for x
    x = 448,596,586,015.26/546,867.80
  6. Step 6: Final answer
    x = 820,301.70

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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.