Home / 887,962.59-1,331,828.45-355,488.84

Finding the Fourth Proportional to 887,962.59, 1,331,828.45 and 355,488.84

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Solution

The fourth proportional to 887,962.59, 1,331,828.45 and 355,488.84 is: 533,187.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,962.59 : 1,331,828.45 = 355,488.84 : x
  2. Step 2: Convert to fraction form
    887,962.59/1,331,828.45 = 355,488.84/x
  3. Step 3: Cross multiply
    887,962.59x = 1,331,828.45 × 355,488.84
  4. Step 4: Simplify right side
    887,962.59x = 473,450,148,992.05
  5. Step 5: Solve for x
    x = 473,450,148,992.05/887,962.59
  6. Step 6: Final answer
    x = 533,187.04

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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.