Home / 674,622.40-1,011,933.60-573,145.60

Finding the Fourth Proportional to 674,622.40, 1,011,933.60 and 573,145.60

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Solution

The fourth proportional to 674,622.40, 1,011,933.60 and 573,145.60 is: 859,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,622.40 : 1,011,933.60 = 573,145.60 : x
  2. Step 2: Convert to fraction form
    674,622.40/1,011,933.60 = 573,145.60/x
  3. Step 3: Cross multiply
    674,622.40x = 1,011,933.60 × 573,145.60
  4. Step 4: Simplify right side
    674,622.40x = 579,985,290,332.16
  5. Step 5: Solve for x
    x = 579,985,290,332.16/674,622.40
  6. Step 6: Final answer
    x = 859,718.40

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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.