Home / 581,929.76-802,942.65-340,165.58

Finding the Fourth Proportional to 581,929.76, 802,942.65 and 340,165.58

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Solution

The fourth proportional to 581,929.76, 802,942.65 and 340,165.58 is: 469,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,929.76 : 802,942.65 = 340,165.58 : x
  2. Step 2: Convert to fraction form
    581,929.76/802,942.65 = 340,165.58/x
  3. Step 3: Cross multiply
    581,929.76x = 802,942.65 × 340,165.58
  4. Step 4: Simplify right side
    581,929.76x = 273,133,452,243.99
  5. Step 5: Solve for x
    x = 273,133,452,243.99/581,929.76
  6. Step 6: Final answer
    x = 469,358.11

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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.