Home / 751,875.77-1,127,363.28-239,319.53

Finding the Fourth Proportional to 751,875.77, 1,127,363.28 and 239,319.53

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Solution

The fourth proportional to 751,875.77, 1,127,363.28 and 239,319.53 is: 358,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,875.77 : 1,127,363.28 = 239,319.53 : x
  2. Step 2: Convert to fraction form
    751,875.77/1,127,363.28 = 239,319.53/x
  3. Step 3: Cross multiply
    751,875.77x = 1,127,363.28 × 239,319.53
  4. Step 4: Simplify right side
    751,875.77x = 269,800,050,308.86
  5. Step 5: Solve for x
    x = 269,800,050,308.86/751,875.77
  6. Step 6: Final answer
    x = 358,835.94

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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.