Home / 977,472.84-1,466,438.76-303,519.36

Finding the Fourth Proportional to 977,472.84, 1,466,438.76 and 303,519.36

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Solution

The fourth proportional to 977,472.84, 1,466,438.76 and 303,519.36 is: 455,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,472.84 : 1,466,438.76 = 303,519.36 : x
  2. Step 2: Convert to fraction form
    977,472.84/1,466,438.76 = 303,519.36/x
  3. Step 3: Cross multiply
    977,472.84x = 1,466,438.76 × 303,519.36
  4. Step 4: Simplify right side
    977,472.84x = 445,092,553,914.39
  5. Step 5: Solve for x
    x = 445,092,553,914.39/977,472.84
  6. Step 6: Final answer
    x = 455,350.30

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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.