Home / 968,856.48-1,336,264.56-629,434.08

Finding the Fourth Proportional to 968,856.48, 1,336,264.56 and 629,434.08

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Solution

The fourth proportional to 968,856.48, 1,336,264.56 and 629,434.08 is: 868,126.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,856.48 : 1,336,264.56 = 629,434.08 : x
  2. Step 2: Convert to fraction form
    968,856.48/1,336,264.56 = 629,434.08/x
  3. Step 3: Cross multiply
    968,856.48x = 1,336,264.56 × 629,434.08
  4. Step 4: Simplify right side
    968,856.48x = 841,090,453,960.21
  5. Step 5: Solve for x
    x = 841,090,453,960.21/968,856.48
  6. Step 6: Final answer
    x = 868,126.98

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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.