Home / 910,948.68-1,257,094.89-503,040.38

Finding the Fourth Proportional to 910,948.68, 1,257,094.89 and 503,040.38

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Solution

The fourth proportional to 910,948.68, 1,257,094.89 and 503,040.38 is: 694,187.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,948.68 : 1,257,094.89 = 503,040.38 : x
  2. Step 2: Convert to fraction form
    910,948.68/1,257,094.89 = 503,040.38/x
  3. Step 3: Cross multiply
    910,948.68x = 1,257,094.89 × 503,040.38
  4. Step 4: Simplify right side
    910,948.68x = 632,369,484,876.18
  5. Step 5: Solve for x
    x = 632,369,484,876.18/910,948.68
  6. Step 6: Final answer
    x = 694,187.83

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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.