Home / 896,655.94-1,237,398.15-488,757.86

Finding the Fourth Proportional to 896,655.94, 1,237,398.15 and 488,757.86

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Solution

The fourth proportional to 896,655.94, 1,237,398.15 and 488,757.86 is: 674,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,655.94 : 1,237,398.15 = 488,757.86 : x
  2. Step 2: Convert to fraction form
    896,655.94/1,237,398.15 = 488,757.86/x
  3. Step 3: Cross multiply
    896,655.94x = 1,237,398.15 × 488,757.86
  4. Step 4: Simplify right side
    896,655.94x = 604,788,072,048.05
  5. Step 5: Solve for x
    x = 604,788,072,048.05/896,655.94
  6. Step 6: Final answer
    x = 674,492.91

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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.