Home / 727,837.04-1,004,831.92-486,528.32

Finding the Fourth Proportional to 727,837.04, 1,004,831.92 and 486,528.32

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Solution

The fourth proportional to 727,837.04, 1,004,831.92 and 486,528.32 is: 671,687.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,837.04 : 1,004,831.92 = 486,528.32 : x
  2. Step 2: Convert to fraction form
    727,837.04/1,004,831.92 = 486,528.32/x
  3. Step 3: Cross multiply
    727,837.04x = 1,004,831.92 × 486,528.32
  4. Step 4: Simplify right side
    727,837.04x = 488,879,185,919.97
  5. Step 5: Solve for x
    x = 488,879,185,919.97/727,837.04
  6. Step 6: Final answer
    x = 671,687.70

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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.