Home / 909,264.64-1,254,539.04-516,792.16

Finding the Fourth Proportional to 909,264.64, 1,254,539.04 and 516,792.16

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Solution

The fourth proportional to 909,264.64, 1,254,539.04 and 516,792.16 is: 713,033.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,264.64 : 1,254,539.04 = 516,792.16 : x
  2. Step 2: Convert to fraction form
    909,264.64/1,254,539.04 = 516,792.16/x
  3. Step 3: Cross multiply
    909,264.64x = 1,254,539.04 × 516,792.16
  4. Step 4: Simplify right side
    909,264.64x = 648,335,940,285.93
  5. Step 5: Solve for x
    x = 648,335,940,285.93/909,264.64
  6. Step 6: Final answer
    x = 713,033.27

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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.