Home / 814,831.90-1,124,459.77-452,258.89

Finding the Fourth Proportional to 814,831.90, 1,124,459.77 and 452,258.89

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Solution

The fourth proportional to 814,831.90, 1,124,459.77 and 452,258.89 is: 624,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,831.90 : 1,124,459.77 = 452,258.89 : x
  2. Step 2: Convert to fraction form
    814,831.90/1,124,459.77 = 452,258.89/x
  3. Step 3: Cross multiply
    814,831.90x = 1,124,459.77 × 452,258.89
  4. Step 4: Simplify right side
    814,831.90x = 508,546,927,429.86
  5. Step 5: Solve for x
    x = 508,546,927,429.86/814,831.90
  6. Step 6: Final answer
    x = 624,112.69

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1.5x scale

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.