Home / 901,059.27-1,243,411.20-493,160.28

Finding the Fourth Proportional to 901,059.27, 1,243,411.20 and 493,160.28

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Solution

The fourth proportional to 901,059.27, 1,243,411.20 and 493,160.28 is: 680,533.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,059.27 : 1,243,411.20 = 493,160.28 : x
  2. Step 2: Convert to fraction form
    901,059.27/1,243,411.20 = 493,160.28/x
  3. Step 3: Cross multiply
    901,059.27x = 1,243,411.20 × 493,160.28
  4. Step 4: Simplify right side
    901,059.27x = 613,201,015,547.14
  5. Step 5: Solve for x
    x = 613,201,015,547.14/901,059.27
  6. Step 6: Final answer
    x = 680,533.50

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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.