Home / 751,913.68-1,037,545.28-429,644.66

Finding the Fourth Proportional to 751,913.68, 1,037,545.28 and 429,644.66

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Solution

The fourth proportional to 751,913.68, 1,037,545.28 and 429,644.66 is: 592,855.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,913.68 : 1,037,545.28 = 429,644.66 : x
  2. Step 2: Convert to fraction form
    751,913.68/1,037,545.28 = 429,644.66/x
  3. Step 3: Cross multiply
    751,913.68x = 1,037,545.28 × 429,644.66
  4. Step 4: Simplify right side
    751,913.68x = 445,775,789,060.21
  5. Step 5: Solve for x
    x = 445,775,789,060.21/751,913.68
  6. Step 6: Final answer
    x = 592,855.01

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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.