Home / 890,734.08-1,336,560.48-417,467.52

Finding the Fourth Proportional to 890,734.08, 1,336,560.48 and 417,467.52

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Solution

The fourth proportional to 890,734.08, 1,336,560.48 and 417,467.52 is: 626,416.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,734.08 : 1,336,560.48 = 417,467.52 : x
  2. Step 2: Convert to fraction form
    890,734.08/1,336,560.48 = 417,467.52/x
  3. Step 3: Cross multiply
    890,734.08x = 1,336,560.48 × 417,467.52
  4. Step 4: Simplify right side
    890,734.08x = 557,970,588,915.61
  5. Step 5: Solve for x
    x = 557,970,588,915.61/890,734.08
  6. Step 6: Final answer
    x = 626,416.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.