Home / 788,492.46-1,088,120.03-425,916.33

Finding the Fourth Proportional to 788,492.46, 1,088,120.03 and 425,916.33

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Solution

The fourth proportional to 788,492.46, 1,088,120.03 and 425,916.33 is: 587,764.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,492.46 : 1,088,120.03 = 425,916.33 : x
  2. Step 2: Convert to fraction form
    788,492.46/1,088,120.03 = 425,916.33/x
  3. Step 3: Cross multiply
    788,492.46x = 1,088,120.03 × 425,916.33
  4. Step 4: Simplify right side
    788,492.46x = 463,448,089,777.09
  5. Step 5: Solve for x
    x = 463,448,089,777.09/788,492.46
  6. Step 6: Final answer
    x = 587,764.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.