Home / 1,155,382.64-1,732,913.64-356,690.48

Finding the Fourth Proportional to 1,155,382.64, 1,732,913.64 and 356,690.48

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Solution

The fourth proportional to 1,155,382.64, 1,732,913.64 and 356,690.48 is: 534,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,382.64 : 1,732,913.64 = 356,690.48 : x
  2. Step 2: Convert to fraction form
    1,155,382.64/1,732,913.64 = 356,690.48/x
  3. Step 3: Cross multiply
    1,155,382.64x = 1,732,913.64 × 356,690.48
  4. Step 4: Simplify right side
    1,155,382.64x = 618,113,798,050.15
  5. Step 5: Solve for x
    x = 618,113,798,050.15/1,155,382.64
  6. Step 6: Final answer
    x = 534,986.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.