Home / 691,957.68-1,038,076.56-292,597.84

Finding the Fourth Proportional to 691,957.68, 1,038,076.56 and 292,597.84

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Solution

The fourth proportional to 691,957.68, 1,038,076.56 and 292,597.84 is: 438,955.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,957.68 : 1,038,076.56 = 292,597.84 : x
  2. Step 2: Convert to fraction form
    691,957.68/1,038,076.56 = 292,597.84/x
  3. Step 3: Cross multiply
    691,957.68x = 1,038,076.56 × 292,597.84
  4. Step 4: Simplify right side
    691,957.68x = 303,738,959,210.63
  5. Step 5: Solve for x
    x = 303,738,959,210.63/691,957.68
  6. Step 6: Final answer
    x = 438,955.98

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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.