Home / 1,071,646.30-1,605,233.85-503,512.30

Finding the Fourth Proportional to 1,071,646.30, 1,605,233.85 and 503,512.30

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Solution

The fourth proportional to 1,071,646.30, 1,605,233.85 and 503,512.30 is: 754,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,646.30 : 1,605,233.85 = 503,512.30 : x
  2. Step 2: Convert to fraction form
    1,071,646.30/1,605,233.85 = 503,512.30/x
  3. Step 3: Cross multiply
    1,071,646.30x = 1,605,233.85 × 503,512.30
  4. Step 4: Simplify right side
    1,071,646.30x = 808,254,987,851.36
  5. Step 5: Solve for x
    x = 808,254,987,851.36/1,071,646.30
  6. Step 6: Final answer
    x = 754,218.05

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Double scale
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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.