Home / 1,022,128.79-1,410,547.18-563,259.77

Finding the Fourth Proportional to 1,022,128.79, 1,410,547.18 and 563,259.77

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Solution

The fourth proportional to 1,022,128.79, 1,410,547.18 and 563,259.77 is: 777,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,128.79 : 1,410,547.18 = 563,259.77 : x
  2. Step 2: Convert to fraction form
    1,022,128.79/1,410,547.18 = 563,259.77/x
  3. Step 3: Cross multiply
    1,022,128.79x = 1,410,547.18 × 563,259.77
  4. Step 4: Simplify right side
    1,022,128.79x = 794,504,480,180.95
  5. Step 5: Solve for x
    x = 794,504,480,180.95/1,022,128.79
  6. Step 6: Final answer
    x = 777,303.69

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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.