Home / 896,649.67-1,237,358.07-488,747.98

Finding the Fourth Proportional to 896,649.67, 1,237,358.07 and 488,747.98

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Solution

The fourth proportional to 896,649.67, 1,237,358.07 and 488,747.98 is: 674,462.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,649.67 : 1,237,358.07 = 488,747.98 : x
  2. Step 2: Convert to fraction form
    896,649.67/1,237,358.07 = 488,747.98/x
  3. Step 3: Cross multiply
    896,649.67x = 1,237,358.07 × 488,747.98
  4. Step 4: Simplify right side
    896,649.67x = 604,756,251,062.41
  5. Step 5: Solve for x
    x = 604,756,251,062.41/896,649.67
  6. Step 6: Final answer
    x = 674,462.14

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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.