Home / 692,597.51-1,039,534.89-351,280.49

Finding the Fourth Proportional to 692,597.51, 1,039,534.89 and 351,280.49

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Solution

The fourth proportional to 692,597.51, 1,039,534.89 and 351,280.49 is: 527,244.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,597.51 : 1,039,534.89 = 351,280.49 : x
  2. Step 2: Convert to fraction form
    692,597.51/1,039,534.89 = 351,280.49/x
  3. Step 3: Cross multiply
    692,597.51x = 1,039,534.89 × 351,280.49
  4. Step 4: Simplify right side
    692,597.51x = 365,168,320,333.62
  5. Step 5: Solve for x
    x = 365,168,320,333.62/692,597.51
  6. Step 6: Final answer
    x = 527,244.63

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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.