Home / 746,530.40-1,119,795.60-653,218.40

Finding the Fourth Proportional to 746,530.40, 1,119,795.60 and 653,218.40

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Solution

The fourth proportional to 746,530.40, 1,119,795.60 and 653,218.40 is: 979,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,530.40 : 1,119,795.60 = 653,218.40 : x
  2. Step 2: Convert to fraction form
    746,530.40/1,119,795.60 = 653,218.40/x
  3. Step 3: Cross multiply
    746,530.40x = 1,119,795.60 × 653,218.40
  4. Step 4: Simplify right side
    746,530.40x = 731,471,090,159.04
  5. Step 5: Solve for x
    x = 731,471,090,159.04/746,530.40
  6. Step 6: Final answer
    x = 979,827.60

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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.