Home / 774,814.59-1,069,455.29-502,866.68

Finding the Fourth Proportional to 774,814.59, 1,069,455.29 and 502,866.68

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Solution

The fourth proportional to 774,814.59, 1,069,455.29 and 502,866.68 is: 694,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,814.59 : 1,069,455.29 = 502,866.68 : x
  2. Step 2: Convert to fraction form
    774,814.59/1,069,455.29 = 502,866.68/x
  3. Step 3: Cross multiply
    774,814.59x = 1,069,455.29 × 502,866.68
  4. Step 4: Simplify right side
    774,814.59x = 537,793,423,229.13
  5. Step 5: Solve for x
    x = 537,793,423,229.13/774,814.59
  6. Step 6: Final answer
    x = 694,093.05

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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.