Home / 910,059.60-1,365,089.40-310,930.95

Finding the Fourth Proportional to 910,059.60, 1,365,089.40 and 310,930.95

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Solution

The fourth proportional to 910,059.60, 1,365,089.40 and 310,930.95 is: 466,396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,059.60 : 1,365,089.40 = 310,930.95 : x
  2. Step 2: Convert to fraction form
    910,059.60/1,365,089.40 = 310,930.95/x
  3. Step 3: Cross multiply
    910,059.60x = 1,365,089.40 × 310,930.95
  4. Step 4: Simplify right side
    910,059.60x = 424,448,543,976.93
  5. Step 5: Solve for x
    x = 424,448,543,976.93/910,059.60
  6. Step 6: Final answer
    x = 466,396.43

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1.5x scale

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.