Home / 743,179.02-1,114,549.84-210,746.58

Finding the Fourth Proportional to 743,179.02, 1,114,549.84 and 210,746.58

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Solution

The fourth proportional to 743,179.02, 1,114,549.84 and 210,746.58 is: 316,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,179.02 : 1,114,549.84 = 210,746.58 : x
  2. Step 2: Convert to fraction form
    743,179.02/1,114,549.84 = 210,746.58/x
  3. Step 3: Cross multiply
    743,179.02x = 1,114,549.84 × 210,746.58
  4. Step 4: Simplify right side
    743,179.02x = 234,887,567,019.55
  5. Step 5: Solve for x
    x = 234,887,567,019.55/743,179.02
  6. Step 6: Final answer
    x = 316,057.86

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Double scale
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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.