Home / 977,738.40-1,467,263.70-444,985.20

Finding the Fourth Proportional to 977,738.40, 1,467,263.70 and 444,985.20

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Solution

The fourth proportional to 977,738.40, 1,467,263.70 and 444,985.20 is: 667,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,738.40 : 1,467,263.70 = 444,985.20 : x
  2. Step 2: Convert to fraction form
    977,738.40/1,467,263.70 = 444,985.20/x
  3. Step 3: Cross multiply
    977,738.40x = 1,467,263.70 × 444,985.20
  4. Step 4: Simplify right side
    977,738.40x = 652,910,630,997.24
  5. Step 5: Solve for x
    x = 652,910,630,997.24/977,738.40
  6. Step 6: Final answer
    x = 667,776.40

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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.