Home / 797,543.55-1,100,529.32-491,570.91

Finding the Fourth Proportional to 797,543.55, 1,100,529.32 and 491,570.91

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Solution

The fourth proportional to 797,543.55, 1,100,529.32 and 491,570.91 is: 678,318.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,543.55 : 1,100,529.32 = 491,570.91 : x
  2. Step 2: Convert to fraction form
    797,543.55/1,100,529.32 = 491,570.91/x
  3. Step 3: Cross multiply
    797,543.55x = 1,100,529.32 × 491,570.91
  4. Step 4: Simplify right side
    797,543.55x = 540,988,196,856.23
  5. Step 5: Solve for x
    x = 540,988,196,856.23/797,543.55
  6. Step 6: Final answer
    x = 678,318.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.