Home / 1,148,261.12-1,722,509.12-438,886.24

Finding the Fourth Proportional to 1,148,261.12, 1,722,509.12 and 438,886.24

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Solution

The fourth proportional to 1,148,261.12, 1,722,509.12 and 438,886.24 is: 658,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,261.12 : 1,722,509.12 = 438,886.24 : x
  2. Step 2: Convert to fraction form
    1,148,261.12/1,722,509.12 = 438,886.24/x
  3. Step 3: Cross multiply
    1,148,261.12x = 1,722,509.12 × 438,886.24
  4. Step 4: Simplify right side
    1,148,261.12x = 755,985,551,042.51
  5. Step 5: Solve for x
    x = 755,985,551,042.51/1,148,261.12
  6. Step 6: Final answer
    x = 658,374.25

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1.5x scale

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.