Home / 909,691.04-1,364,536.56-510,612.14

Finding the Fourth Proportional to 909,691.04, 1,364,536.56 and 510,612.14

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Solution

The fourth proportional to 909,691.04, 1,364,536.56 and 510,612.14 is: 765,918.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,691.04 : 1,364,536.56 = 510,612.14 : x
  2. Step 2: Convert to fraction form
    909,691.04/1,364,536.56 = 510,612.14/x
  3. Step 3: Cross multiply
    909,691.04x = 1,364,536.56 × 510,612.14
  4. Step 4: Simplify right side
    909,691.04x = 696,748,933,009.84
  5. Step 5: Solve for x
    x = 696,748,933,009.84/909,691.04
  6. Step 6: Final answer
    x = 765,918.21

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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.