Home / 908,271.60-1,362,407.40-628,335.60

Finding the Fourth Proportional to 908,271.60, 1,362,407.40 and 628,335.60

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Solution

The fourth proportional to 908,271.60, 1,362,407.40 and 628,335.60 is: 942,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,271.60 : 1,362,407.40 = 628,335.60 : x
  2. Step 2: Convert to fraction form
    908,271.60/1,362,407.40 = 628,335.60/x
  3. Step 3: Cross multiply
    908,271.60x = 1,362,407.40 × 628,335.60
  4. Step 4: Simplify right side
    908,271.60x = 856,049,071,123.44
  5. Step 5: Solve for x
    x = 856,049,071,123.44/908,271.60
  6. Step 6: Final answer
    x = 942,503.40

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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.