Home / 690,945.32-1,036,208.72-241,582.44

Finding the Fourth Proportional to 690,945.32, 1,036,208.72 and 241,582.44

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Solution

The fourth proportional to 690,945.32, 1,036,208.72 and 241,582.44 is: 362,300.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,945.32 : 1,036,208.72 = 241,582.44 : x
  2. Step 2: Convert to fraction form
    690,945.32/1,036,208.72 = 241,582.44/x
  3. Step 3: Cross multiply
    690,945.32x = 1,036,208.72 × 241,582.44
  4. Step 4: Simplify right side
    690,945.32x = 250,329,830,926.88
  5. Step 5: Solve for x
    x = 250,329,830,926.88/690,945.32
  6. Step 6: Final answer
    x = 362,300.49

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Double scale
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1.5x scale

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.