Home / 1,132,639.32-1,698,920.10-333,888.60

Finding the Fourth Proportional to 1,132,639.32, 1,698,920.10 and 333,888.60

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Solution

The fourth proportional to 1,132,639.32, 1,698,920.10 and 333,888.60 is: 500,821.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,639.32 : 1,698,920.10 = 333,888.60 : x
  2. Step 2: Convert to fraction form
    1,132,639.32/1,698,920.10 = 333,888.60/x
  3. Step 3: Cross multiply
    1,132,639.32x = 1,698,920.10 × 333,888.60
  4. Step 4: Simplify right side
    1,132,639.32x = 567,250,053,700.86
  5. Step 5: Solve for x
    x = 567,250,053,700.86/1,132,639.32
  6. Step 6: Final answer
    x = 500,821.44

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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.