Home / 897,780.97-1,346,658.09-417,739.94

Finding the Fourth Proportional to 897,780.97, 1,346,658.09 and 417,739.94

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Solution

The fourth proportional to 897,780.97, 1,346,658.09 and 417,739.94 is: 626,603.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,780.97 : 1,346,658.09 = 417,739.94 : x
  2. Step 2: Convert to fraction form
    897,780.97/1,346,658.09 = 417,739.94/x
  3. Step 3: Cross multiply
    897,780.97x = 1,346,658.09 × 417,739.94
  4. Step 4: Simplify right side
    897,780.97x = 562,552,869,717.12
  5. Step 5: Solve for x
    x = 562,552,869,717.12/897,780.97
  6. Step 6: Final answer
    x = 626,603.69

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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.