Home / 985,006.10-1,477,553.60-301,843.79

Finding the Fourth Proportional to 985,006.10, 1,477,553.60 and 301,843.79

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Solution

The fourth proportional to 985,006.10, 1,477,553.60 and 301,843.79 is: 452,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,006.10 : 1,477,553.60 = 301,843.79 : x
  2. Step 2: Convert to fraction form
    985,006.10/1,477,553.60 = 301,843.79/x
  3. Step 3: Cross multiply
    985,006.10x = 1,477,553.60 × 301,843.79
  4. Step 4: Simplify right side
    985,006.10x = 445,990,369,655.16
  5. Step 5: Solve for x
    x = 445,990,369,655.16/985,006.10
  6. Step 6: Final answer
    x = 452,779.30

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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.