Home / 908,513.60-1,363,288.80-347,950.40

Finding the Fourth Proportional to 908,513.60, 1,363,288.80 and 347,950.40

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Solution

The fourth proportional to 908,513.60, 1,363,288.80 and 347,950.40 is: 522,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,513.60 : 1,363,288.80 = 347,950.40 : x
  2. Step 2: Convert to fraction form
    908,513.60/1,363,288.80 = 347,950.40/x
  3. Step 3: Cross multiply
    908,513.60x = 1,363,288.80 × 347,950.40
  4. Step 4: Simplify right side
    908,513.60x = 474,356,883,275.52
  5. Step 5: Solve for x
    x = 474,356,883,275.52/908,513.60
  6. Step 6: Final answer
    x = 522,124.14

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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.