Home / 763,059.47-1,053,026.18-476,745.63

Finding the Fourth Proportional to 763,059.47, 1,053,026.18 and 476,745.63

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Solution

The fourth proportional to 763,059.47, 1,053,026.18 and 476,745.63 is: 657,911.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,059.47 : 1,053,026.18 = 476,745.63 : x
  2. Step 2: Convert to fraction form
    763,059.47/1,053,026.18 = 476,745.63/x
  3. Step 3: Cross multiply
    763,059.47x = 1,053,026.18 × 476,745.63
  4. Step 4: Simplify right side
    763,059.47x = 502,025,627,206.87
  5. Step 5: Solve for x
    x = 502,025,627,206.87/763,059.47
  6. Step 6: Final answer
    x = 657,911.54

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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.