Home / 975,026.40-1,462,539.60-343,858.20

Finding the Fourth Proportional to 975,026.40, 1,462,539.60 and 343,858.20

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Solution

The fourth proportional to 975,026.40, 1,462,539.60 and 343,858.20 is: 515,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,026.40 : 1,462,539.60 = 343,858.20 : x
  2. Step 2: Convert to fraction form
    975,026.40/1,462,539.60 = 343,858.20/x
  3. Step 3: Cross multiply
    975,026.40x = 1,462,539.60 × 343,858.20
  4. Step 4: Simplify right side
    975,026.40x = 502,906,234,284.72
  5. Step 5: Solve for x
    x = 502,906,234,284.72/975,026.40
  6. Step 6: Final answer
    x = 515,787.30

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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.