Home / 896,395.72-1,237,026.35-488,497.67

Finding the Fourth Proportional to 896,395.72, 1,237,026.35 and 488,497.67

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Solution

The fourth proportional to 896,395.72, 1,237,026.35 and 488,497.67 is: 674,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,395.72 : 1,237,026.35 = 488,497.67 : x
  2. Step 2: Convert to fraction form
    896,395.72/1,237,026.35 = 488,497.67/x
  3. Step 3: Cross multiply
    896,395.72x = 1,237,026.35 × 488,497.67
  4. Step 4: Simplify right side
    896,395.72x = 604,284,487,261.12
  5. Step 5: Solve for x
    x = 604,284,487,261.12/896,395.72
  6. Step 6: Final answer
    x = 674,126.93

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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.