Home / 977,852.76-1,466,410.48-409,273.28

Finding the Fourth Proportional to 977,852.76, 1,466,410.48 and 409,273.28

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Solution

The fourth proportional to 977,852.76, 1,466,410.48 and 409,273.28 is: 613,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,852.76 : 1,466,410.48 = 409,273.28 : x
  2. Step 2: Convert to fraction form
    977,852.76/1,466,410.48 = 409,273.28/x
  3. Step 3: Cross multiply
    977,852.76x = 1,466,410.48 × 409,273.28
  4. Step 4: Simplify right side
    977,852.76x = 600,162,626,975.98
  5. Step 5: Solve for x
    x = 600,162,626,975.98/977,852.76
  6. Step 6: Final answer
    x = 613,755.62

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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.