Home / 493,904.36-740,984.04-152,340.11

Finding the Fourth Proportional to 493,904.36, 740,984.04 and 152,340.11

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Solution

The fourth proportional to 493,904.36, 740,984.04 and 152,340.11 is: 228,549.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,904.36 : 740,984.04 = 152,340.11 : x
  2. Step 2: Convert to fraction form
    493,904.36/740,984.04 = 152,340.11/x
  3. Step 3: Cross multiply
    493,904.36x = 740,984.04 × 152,340.11
  4. Step 4: Simplify right side
    493,904.36x = 112,881,590,161.84
  5. Step 5: Solve for x
    x = 112,881,590,161.84/493,904.36
  6. Step 6: Final answer
    x = 228,549.49

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Double scale
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Similar ratio
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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.