Home / 923,728.72-1,274,276.04-561,056.08

Finding the Fourth Proportional to 923,728.72, 1,274,276.04 and 561,056.08

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Solution

The fourth proportional to 923,728.72, 1,274,276.04 and 561,056.08 is: 773,972.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,728.72 : 1,274,276.04 = 561,056.08 : x
  2. Step 2: Convert to fraction form
    923,728.72/1,274,276.04 = 561,056.08/x
  3. Step 3: Cross multiply
    923,728.72x = 1,274,276.04 × 561,056.08
  4. Step 4: Simplify right side
    923,728.72x = 714,940,319,840.32
  5. Step 5: Solve for x
    x = 714,940,319,840.32/923,728.72
  6. Step 6: Final answer
    x = 773,972.17

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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.