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Finding the Fourth Proportional to 497,551.95, 746,715.45 and 346,810.94

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Solution

The fourth proportional to 497,551.95, 746,715.45 and 346,810.94 is: 520,486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,551.95 : 746,715.45 = 346,810.94 : x
  2. Step 2: Convert to fraction form
    497,551.95/746,715.45 = 346,810.94/x
  3. Step 3: Cross multiply
    497,551.95x = 746,715.45 × 346,810.94
  4. Step 4: Simplify right side
    497,551.95x = 258,969,083,393.45
  5. Step 5: Solve for x
    x = 258,969,083,393.45/497,551.95
  6. Step 6: Final answer
    x = 520,486.52

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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.