Home / 581,511.12-802,367.67-339,746.97

Finding the Fourth Proportional to 581,511.12, 802,367.67 and 339,746.97

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Solution

The fourth proportional to 581,511.12, 802,367.67 and 339,746.97 is: 468,782.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,511.12 : 802,367.67 = 339,746.97 : x
  2. Step 2: Convert to fraction form
    581,511.12/802,367.67 = 339,746.97/x
  3. Step 3: Cross multiply
    581,511.12x = 802,367.67 × 339,746.97
  4. Step 4: Simplify right side
    581,511.12x = 272,601,988,991.39
  5. Step 5: Solve for x
    x = 272,601,988,991.39/581,511.12
  6. Step 6: Final answer
    x = 468,782.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.