Home / 1,124,364.61-1,686,793.16-325,678.69

Finding the Fourth Proportional to 1,124,364.61, 1,686,793.16 and 325,678.69

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Solution

The fourth proportional to 1,124,364.61, 1,686,793.16 and 325,678.69 is: 488,589.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,364.61 : 1,686,793.16 = 325,678.69 : x
  2. Step 2: Convert to fraction form
    1,124,364.61/1,686,793.16 = 325,678.69/x
  3. Step 3: Cross multiply
    1,124,364.61x = 1,686,793.16 × 325,678.69
  4. Step 4: Simplify right side
    1,124,364.61x = 549,352,587,740.51
  5. Step 5: Solve for x
    x = 549,352,587,740.51/1,124,364.61
  6. Step 6: Final answer
    x = 488,589.36

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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.