Home / 979,667.03-1,468,730.53-619,079.47

Finding the Fourth Proportional to 979,667.03, 1,468,730.53 and 619,079.47

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Solution

The fourth proportional to 979,667.03, 1,468,730.53 and 619,079.47 is: 928,132.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,667.03 : 1,468,730.53 = 619,079.47 : x
  2. Step 2: Convert to fraction form
    979,667.03/1,468,730.53 = 619,079.47/x
  3. Step 3: Cross multiply
    979,667.03x = 1,468,730.53 × 619,079.47
  4. Step 4: Simplify right side
    979,667.03x = 909,260,921,845.46
  5. Step 5: Solve for x
    x = 909,260,921,845.46/979,667.03
  6. Step 6: Final answer
    x = 928,132.61

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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.