Home / 832,145.60-1,248,218.40-808,817.60

Finding the Fourth Proportional to 832,145.60, 1,248,218.40 and 808,817.60

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Solution

The fourth proportional to 832,145.60, 1,248,218.40 and 808,817.60 is: 1,213,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,145.60 : 1,248,218.40 = 808,817.60 : x
  2. Step 2: Convert to fraction form
    832,145.60/1,248,218.40 = 808,817.60/x
  3. Step 3: Cross multiply
    832,145.60x = 1,248,218.40 × 808,817.60
  4. Step 4: Simplify right side
    832,145.60x = 1,009,581,010,563.84
  5. Step 5: Solve for x
    x = 1,009,581,010,563.84/832,145.60
  6. Step 6: Final answer
    x = 1,213,226.40

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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.