Home / 977,822.20-1,466,660.40-409,056.40

Finding the Fourth Proportional to 977,822.20, 1,466,660.40 and 409,056.40

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Solution

The fourth proportional to 977,822.20, 1,466,660.40 and 409,056.40 is: 613,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,822.20 : 1,466,660.40 = 409,056.40 : x
  2. Step 2: Convert to fraction form
    977,822.20/1,466,660.40 = 409,056.40/x
  3. Step 3: Cross multiply
    977,822.20x = 1,466,660.40 × 409,056.40
  4. Step 4: Simplify right side
    977,822.20x = 599,946,823,246.56
  5. Step 5: Solve for x
    x = 599,946,823,246.56/977,822.20
  6. Step 6: Final answer
    x = 613,554.10

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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.