Home / 908,421.60-1,362,632.40-609,823.20

Finding the Fourth Proportional to 908,421.60, 1,362,632.40 and 609,823.20

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Solution

The fourth proportional to 908,421.60, 1,362,632.40 and 609,823.20 is: 914,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,421.60 : 1,362,632.40 = 609,823.20 : x
  2. Step 2: Convert to fraction form
    908,421.60/1,362,632.40 = 609,823.20/x
  3. Step 3: Cross multiply
    908,421.60x = 1,362,632.40 × 609,823.20
  4. Step 4: Simplify right side
    908,421.60x = 830,964,850,591.68
  5. Step 5: Solve for x
    x = 830,964,850,591.68/908,421.60
  6. Step 6: Final answer
    x = 914,734.80

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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.