Home / 994,749.51-1,490,876.30-425,462.47

Finding the Fourth Proportional to 994,749.51, 1,490,876.30 and 425,462.47

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Solution

The fourth proportional to 994,749.51, 1,490,876.30 and 425,462.47 is: 637,659.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,749.51 : 1,490,876.30 = 425,462.47 : x
  2. Step 2: Convert to fraction form
    994,749.51/1,490,876.30 = 425,462.47/x
  3. Step 3: Cross multiply
    994,749.51x = 1,490,876.30 × 425,462.47
  4. Step 4: Simplify right side
    994,749.51x = 634,311,916,391.88
  5. Step 5: Solve for x
    x = 634,311,916,391.88/994,749.51
  6. Step 6: Final answer
    x = 637,659.94

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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.