Home / 1,046,464.40-1,569,696.60-415,053.20

Finding the Fourth Proportional to 1,046,464.40, 1,569,696.60 and 415,053.20

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Solution

The fourth proportional to 1,046,464.40, 1,569,696.60 and 415,053.20 is: 622,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,464.40 : 1,569,696.60 = 415,053.20 : x
  2. Step 2: Convert to fraction form
    1,046,464.40/1,569,696.60 = 415,053.20/x
  3. Step 3: Cross multiply
    1,046,464.40x = 1,569,696.60 × 415,053.20
  4. Step 4: Simplify right side
    1,046,464.40x = 651,507,596,859.12
  5. Step 5: Solve for x
    x = 651,507,596,859.12/1,046,464.40
  6. Step 6: Final answer
    x = 622,579.80

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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.