Home / 681,852.52-940,962.90-375,941.08

Finding the Fourth Proportional to 681,852.52, 940,962.90 and 375,941.08

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Solution

The fourth proportional to 681,852.52, 940,962.90 and 375,941.08 is: 518,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,852.52 : 940,962.90 = 375,941.08 : x
  2. Step 2: Convert to fraction form
    681,852.52/940,962.90 = 375,941.08/x
  3. Step 3: Cross multiply
    681,852.52x = 940,962.90 × 375,941.08
  4. Step 4: Simplify right side
    681,852.52x = 353,746,608,865.93
  5. Step 5: Solve for x
    x = 353,746,608,865.93/681,852.52
  6. Step 6: Final answer
    x = 518,802.23

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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.