Home / 1,167,454.40-1,749,885.60-457,246.40

Finding the Fourth Proportional to 1,167,454.40, 1,749,885.60 and 457,246.40

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Solution

The fourth proportional to 1,167,454.40, 1,749,885.60 and 457,246.40 is: 685,362.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,454.40 : 1,749,885.60 = 457,246.40 : x
  2. Step 2: Convert to fraction form
    1,167,454.40/1,749,885.60 = 457,246.40/x
  3. Step 3: Cross multiply
    1,167,454.40x = 1,749,885.60 × 457,246.40
  4. Step 4: Simplify right side
    1,167,454.40x = 800,128,891,011.84
  5. Step 5: Solve for x
    x = 800,128,891,011.84/1,167,454.40
  6. Step 6: Final answer
    x = 685,362.01

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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.