Home / 713,034.18-1,068,831.59-446,981.58

Finding the Fourth Proportional to 713,034.18, 1,068,831.59 and 446,981.58

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Solution

The fourth proportional to 713,034.18, 1,068,831.59 and 446,981.58 is: 670,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,034.18 : 1,068,831.59 = 446,981.58 : x
  2. Step 2: Convert to fraction form
    713,034.18/1,068,831.59 = 446,981.58/x
  3. Step 3: Cross multiply
    713,034.18x = 1,068,831.59 × 446,981.58
  4. Step 4: Simplify right side
    713,034.18x = 477,748,030,617.20
  5. Step 5: Solve for x
    x = 477,748,030,617.20/713,034.18
  6. Step 6: Final answer
    x = 670,021.22

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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.