Home / 948,698.16-1,423,147.14-309,051.96

Finding the Fourth Proportional to 948,698.16, 1,423,147.14 and 309,051.96

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Solution

The fourth proportional to 948,698.16, 1,423,147.14 and 309,051.96 is: 463,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,698.16 : 1,423,147.14 = 309,051.96 : x
  2. Step 2: Convert to fraction form
    948,698.16/1,423,147.14 = 309,051.96/x
  3. Step 3: Cross multiply
    948,698.16x = 1,423,147.14 × 309,051.96
  4. Step 4: Simplify right side
    948,698.16x = 439,826,412,985.39
  5. Step 5: Solve for x
    x = 439,826,412,985.39/948,698.16
  6. Step 6: Final answer
    x = 463,610.48

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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.