Home / 1,132,392.60-1,698,588.90-458,472.60

Finding the Fourth Proportional to 1,132,392.60, 1,698,588.90 and 458,472.60

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Solution

The fourth proportional to 1,132,392.60, 1,698,588.90 and 458,472.60 is: 687,708.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,392.60 : 1,698,588.90 = 458,472.60 : x
  2. Step 2: Convert to fraction form
    1,132,392.60/1,698,588.90 = 458,472.60/x
  3. Step 3: Cross multiply
    1,132,392.60x = 1,698,588.90 × 458,472.60
  4. Step 4: Simplify right side
    1,132,392.60x = 778,756,469,314.14
  5. Step 5: Solve for x
    x = 778,756,469,314.14/1,132,392.60
  6. Step 6: Final answer
    x = 687,708.90

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1.5x scale

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.