Home / 847,779.88-1,169,949.51-460,602.97

Finding the Fourth Proportional to 847,779.88, 1,169,949.51 and 460,602.97

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Solution

The fourth proportional to 847,779.88, 1,169,949.51 and 460,602.97 is: 635,639.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,779.88 : 1,169,949.51 = 460,602.97 : x
  2. Step 2: Convert to fraction form
    847,779.88/1,169,949.51 = 460,602.97/x
  3. Step 3: Cross multiply
    847,779.88x = 1,169,949.51 × 460,602.97
  4. Step 4: Simplify right side
    847,779.88x = 538,882,217,128.67
  5. Step 5: Solve for x
    x = 538,882,217,128.67/847,779.88
  6. Step 6: Final answer
    x = 635,639.31

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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.