Home / 985,579.40-1,477,937.10-452,923.40

Finding the Fourth Proportional to 985,579.40, 1,477,937.10 and 452,923.40

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Solution

The fourth proportional to 985,579.40, 1,477,937.10 and 452,923.40 is: 679,186.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,579.40 : 1,477,937.10 = 452,923.40 : x
  2. Step 2: Convert to fraction form
    985,579.40/1,477,937.10 = 452,923.40/x
  3. Step 3: Cross multiply
    985,579.40x = 1,477,937.10 × 452,923.40
  4. Step 4: Simplify right side
    985,579.40x = 669,392,296,318.14
  5. Step 5: Solve for x
    x = 669,392,296,318.14/985,579.40
  6. Step 6: Final answer
    x = 679,186.57

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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.