Home / 751,912.68-1,037,543.90-429,643.66

Finding the Fourth Proportional to 751,912.68, 1,037,543.90 and 429,643.66

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Solution

The fourth proportional to 751,912.68, 1,037,543.90 and 429,643.66 is: 592,853.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,912.68 : 1,037,543.90 = 429,643.66 : x
  2. Step 2: Convert to fraction form
    751,912.68/1,037,543.90 = 429,643.66/x
  3. Step 3: Cross multiply
    751,912.68x = 1,037,543.90 × 429,643.66
  4. Step 4: Simplify right side
    751,912.68x = 445,774,158,606.67
  5. Step 5: Solve for x
    x = 445,774,158,606.67/751,912.68
  6. Step 6: Final answer
    x = 592,853.63

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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.