Home / 977,065.80-1,466,462.70-577,206.60

Finding the Fourth Proportional to 977,065.80, 1,466,462.70 and 577,206.60

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Solution

The fourth proportional to 977,065.80, 1,466,462.70 and 577,206.60 is: 866,320.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,065.80 : 1,466,462.70 = 577,206.60 : x
  2. Step 2: Convert to fraction form
    977,065.80/1,466,462.70 = 577,206.60/x
  3. Step 3: Cross multiply
    977,065.80x = 1,466,462.70 × 577,206.60
  4. Step 4: Simplify right side
    977,065.80x = 846,451,949,093.82
  5. Step 5: Solve for x
    x = 846,451,949,093.82/977,065.80
  6. Step 6: Final answer
    x = 866,320.31

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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.