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Finding the Fourth Proportional to 546,510.60, 819,765.90 and 446,783.40

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Solution

The fourth proportional to 546,510.60, 819,765.90 and 446,783.40 is: 670,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,510.60 : 819,765.90 = 446,783.40 : x
  2. Step 2: Convert to fraction form
    546,510.60/819,765.90 = 446,783.40/x
  3. Step 3: Cross multiply
    546,510.60x = 819,765.90 × 446,783.40
  4. Step 4: Simplify right side
    546,510.60x = 366,257,796,006.06
  5. Step 5: Solve for x
    x = 366,257,796,006.06/546,510.60
  6. Step 6: Final answer
    x = 670,175.10

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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.