Home / 896,409.48-1,237,045.32-488,511.44

Finding the Fourth Proportional to 896,409.48, 1,237,045.32 and 488,511.44

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Solution

The fourth proportional to 896,409.48, 1,237,045.32 and 488,511.44 is: 674,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,409.48 : 1,237,045.32 = 488,511.44 : x
  2. Step 2: Convert to fraction form
    896,409.48/1,237,045.32 = 488,511.44/x
  3. Step 3: Cross multiply
    896,409.48x = 1,237,045.32 × 488,511.44
  4. Step 4: Simplify right side
    896,409.48x = 604,310,790,618.46
  5. Step 5: Solve for x
    x = 604,310,790,618.46/896,409.48
  6. Step 6: Final answer
    x = 674,145.92

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1.5x scale

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.