Home / 743,148.14-1,025,857.59-501,757.34

Finding the Fourth Proportional to 743,148.14, 1,025,857.59 and 501,757.34

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Solution

The fourth proportional to 743,148.14, 1,025,857.59 and 501,757.34 is: 692,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,148.14 : 1,025,857.59 = 501,757.34 : x
  2. Step 2: Convert to fraction form
    743,148.14/1,025,857.59 = 501,757.34/x
  3. Step 3: Cross multiply
    743,148.14x = 1,025,857.59 × 501,757.34
  4. Step 4: Simplify right side
    743,148.14x = 514,731,575,577.21
  5. Step 5: Solve for x
    x = 514,731,575,577.21/743,148.14
  6. Step 6: Final answer
    x = 692,636.57

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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.