Home / 1,151,643.74-1,727,718.32-352,985.36

Finding the Fourth Proportional to 1,151,643.74, 1,727,718.32 and 352,985.36

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Solution

The fourth proportional to 1,151,643.74, 1,727,718.32 and 352,985.36 is: 529,555.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,643.74 : 1,727,718.32 = 352,985.36 : x
  2. Step 2: Convert to fraction form
    1,151,643.74/1,727,718.32 = 352,985.36/x
  3. Step 3: Cross multiply
    1,151,643.74x = 1,727,718.32 × 352,985.36
  4. Step 4: Simplify right side
    1,151,643.74x = 609,859,265,407.67
  5. Step 5: Solve for x
    x = 609,859,265,407.67/1,151,643.74
  6. Step 6: Final answer
    x = 529,555.49

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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.