Home / 743,911.52-1,026,597.08-404,382.24

Finding the Fourth Proportional to 743,911.52, 1,026,597.08 and 404,382.24

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Solution

The fourth proportional to 743,911.52, 1,026,597.08 and 404,382.24 is: 558,047.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,911.52 : 1,026,597.08 = 404,382.24 : x
  2. Step 2: Convert to fraction form
    743,911.52/1,026,597.08 = 404,382.24/x
  3. Step 3: Cross multiply
    743,911.52x = 1,026,597.08 × 404,382.24
  4. Step 4: Simplify right side
    743,911.52x = 415,137,626,787.86
  5. Step 5: Solve for x
    x = 415,137,626,787.86/743,911.52
  6. Step 6: Final answer
    x = 558,047.05

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Double scale
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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.