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Finding the Fourth Proportional to 604,256.40, 833,808.47 and 349,560

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Solution

The fourth proportional to 604,256.40, 833,808.47 and 349,560 is: 482,354.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,256.40 : 833,808.47 = 349,560 : x
  2. Step 2: Convert to fraction form
    604,256.40/833,808.47 = 349,560/x
  3. Step 3: Cross multiply
    604,256.40x = 833,808.47 × 349,560
  4. Step 4: Simplify right side
    604,256.40x = 291,466,087,025.40
  5. Step 5: Solve for x
    x = 291,466,087,025.40/604,256.40
  6. Step 6: Final answer
    x = 482,354.99

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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.