Home / 741,700.98-1,023,567.48-419,459.28

Finding the Fourth Proportional to 741,700.98, 1,023,567.48 and 419,459.28

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Solution

The fourth proportional to 741,700.98, 1,023,567.48 and 419,459.28 is: 578,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,700.98 : 1,023,567.48 = 419,459.28 : x
  2. Step 2: Convert to fraction form
    741,700.98/1,023,567.48 = 419,459.28/x
  3. Step 3: Cross multiply
    741,700.98x = 1,023,567.48 × 419,459.28
  4. Step 4: Simplify right side
    741,700.98x = 429,344,878,192.21
  5. Step 5: Solve for x
    x = 429,344,878,192.21/741,700.98
  6. Step 6: Final answer
    x = 578,865.19

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1.5x scale

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.