Home / 710,818.60-1,066,070.49-205,269.52

Finding the Fourth Proportional to 710,818.60, 1,066,070.49 and 205,269.52

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Solution

The fourth proportional to 710,818.60, 1,066,070.49 and 205,269.52 is: 307,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,818.60 : 1,066,070.49 = 205,269.52 : x
  2. Step 2: Convert to fraction form
    710,818.60/1,066,070.49 = 205,269.52/x
  3. Step 3: Cross multiply
    710,818.60x = 1,066,070.49 × 205,269.52
  4. Step 4: Simplify right side
    710,818.60x = 218,831,777,768.47
  5. Step 5: Solve for x
    x = 218,831,777,768.47/710,818.60
  6. Step 6: Final answer
    x = 307,858.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.