Home / 896,388.92-1,236,985.29-488,482.44

Finding the Fourth Proportional to 896,388.92, 1,236,985.29 and 488,482.44

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Solution

The fourth proportional to 896,388.92, 1,236,985.29 and 488,482.44 is: 674,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,388.92 : 1,236,985.29 = 488,482.44 : x
  2. Step 2: Convert to fraction form
    896,388.92/1,236,985.29 = 488,482.44/x
  3. Step 3: Cross multiply
    896,388.92x = 1,236,985.29 × 488,482.44
  4. Step 4: Simplify right side
    896,388.92x = 604,245,592,703.31
  5. Step 5: Solve for x
    x = 604,245,592,703.31/896,388.92
  6. Step 6: Final answer
    x = 674,088.65

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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.