Home / 782,946.48-1,174,603.60-243,175.20

Finding the Fourth Proportional to 782,946.48, 1,174,603.60 and 243,175.20

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Solution

The fourth proportional to 782,946.48, 1,174,603.60 and 243,175.20 is: 364,819.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,946.48 : 1,174,603.60 = 243,175.20 : x
  2. Step 2: Convert to fraction form
    782,946.48/1,174,603.60 = 243,175.20/x
  3. Step 3: Cross multiply
    782,946.48x = 1,174,603.60 × 243,175.20
  4. Step 4: Simplify right side
    782,946.48x = 285,634,465,350.72
  5. Step 5: Solve for x
    x = 285,634,465,350.72/782,946.48
  6. Step 6: Final answer
    x = 364,819.91

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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.