Home / 803,582.72-1,108,940.68-441,012.45

Finding the Fourth Proportional to 803,582.72, 1,108,940.68 and 441,012.45

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Solution

The fourth proportional to 803,582.72, 1,108,940.68 and 441,012.45 is: 608,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,582.72 : 1,108,940.68 = 441,012.45 : x
  2. Step 2: Convert to fraction form
    803,582.72/1,108,940.68 = 441,012.45/x
  3. Step 3: Cross multiply
    803,582.72x = 1,108,940.68 × 441,012.45
  4. Step 4: Simplify right side
    803,582.72x = 489,056,642,182.77
  5. Step 5: Solve for x
    x = 489,056,642,182.77/803,582.72
  6. Step 6: Final answer
    x = 608,595.27

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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.