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Finding the Fourth Proportional to 546,064.70, 818,902.65 and 246,688.70

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Solution

The fourth proportional to 546,064.70, 818,902.65 and 246,688.70 is: 369,945.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,064.70 : 818,902.65 = 246,688.70 : x
  2. Step 2: Convert to fraction form
    546,064.70/818,902.65 = 246,688.70/x
  3. Step 3: Cross multiply
    546,064.70x = 818,902.65 × 246,688.70
  4. Step 4: Simplify right side
    546,064.70x = 202,014,030,155.06
  5. Step 5: Solve for x
    x = 202,014,030,155.06/546,064.70
  6. Step 6: Final answer
    x = 369,945.23

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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.