Home / 775,160.04-1,069,054.74-502,959.72

Finding the Fourth Proportional to 775,160.04, 1,069,054.74 and 502,959.72

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Solution

The fourth proportional to 775,160.04, 1,069,054.74 and 502,959.72 is: 693,652.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,160.04 : 1,069,054.74 = 502,959.72 : x
  2. Step 2: Convert to fraction form
    775,160.04/1,069,054.74 = 502,959.72/x
  3. Step 3: Cross multiply
    775,160.04x = 1,069,054.74 × 502,959.72
  4. Step 4: Simplify right side
    775,160.04x = 537,691,472,695.07
  5. Step 5: Solve for x
    x = 537,691,472,695.07/775,160.04
  6. Step 6: Final answer
    x = 693,652.21

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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.