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Finding the Fourth Proportional to 604,323.36, 833,965.11 and 346,284

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Solution

The fourth proportional to 604,323.36, 833,965.11 and 346,284 is: 477,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,323.36 : 833,965.11 = 346,284 : x
  2. Step 2: Convert to fraction form
    604,323.36/833,965.11 = 346,284/x
  3. Step 3: Cross multiply
    604,323.36x = 833,965.11 × 346,284
  4. Step 4: Simplify right side
    604,323.36x = 288,788,774,151.24
  5. Step 5: Solve for x
    x = 288,788,774,151.24/604,323.36
  6. Step 6: Final answer
    x = 477,871.27

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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.