Home / 916,374.52-1,374,232.38-317,173.24

Finding the Fourth Proportional to 916,374.52, 1,374,232.38 and 317,173.24

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Solution

The fourth proportional to 916,374.52, 1,374,232.38 and 317,173.24 is: 475,645.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,374.52 : 1,374,232.38 = 317,173.24 : x
  2. Step 2: Convert to fraction form
    916,374.52/1,374,232.38 = 317,173.24/x
  3. Step 3: Cross multiply
    916,374.52x = 1,374,232.38 × 317,173.24
  4. Step 4: Simplify right side
    916,374.52x = 435,869,736,477.51
  5. Step 5: Solve for x
    x = 435,869,736,477.51/916,374.52
  6. Step 6: Final answer
    x = 475,645.85

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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.