Home / 977,950.45-1,466,433.60-578,713.60

Finding the Fourth Proportional to 977,950.45, 1,466,433.60 and 578,713.60

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Solution

The fourth proportional to 977,950.45, 1,466,433.60 and 578,713.60 is: 867,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,950.45 : 1,466,433.60 = 578,713.60 : x
  2. Step 2: Convert to fraction form
    977,950.45/1,466,433.60 = 578,713.60/x
  3. Step 3: Cross multiply
    977,950.45x = 1,466,433.60 × 578,713.60
  4. Step 4: Simplify right side
    977,950.45x = 848,645,067,816.96
  5. Step 5: Solve for x
    x = 848,645,067,816.96/977,950.45
  6. Step 6: Final answer
    x = 867,779.21

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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.