Home / 940,831.95-1,298,459.39-558,860.25

Finding the Fourth Proportional to 940,831.95, 1,298,459.39 and 558,860.25

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Solution

The fourth proportional to 940,831.95, 1,298,459.39 and 558,860.25 is: 771,293.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,831.95 : 1,298,459.39 = 558,860.25 : x
  2. Step 2: Convert to fraction form
    940,831.95/1,298,459.39 = 558,860.25/x
  3. Step 3: Cross multiply
    940,831.95x = 1,298,459.39 × 558,860.25
  4. Step 4: Simplify right side
    940,831.95x = 725,657,336,515.95
  5. Step 5: Solve for x
    x = 725,657,336,515.95/940,831.95
  6. Step 6: Final answer
    x = 771,293.25

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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.