Home / 738,441.04-1,019,023.44-407,310.10

Finding the Fourth Proportional to 738,441.04, 1,019,023.44 and 407,310.10

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Solution

The fourth proportional to 738,441.04, 1,019,023.44 and 407,310.10 is: 562,074.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,441.04 : 1,019,023.44 = 407,310.10 : x
  2. Step 2: Convert to fraction form
    738,441.04/1,019,023.44 = 407,310.10/x
  3. Step 3: Cross multiply
    738,441.04x = 1,019,023.44 × 407,310.10
  4. Step 4: Simplify right side
    738,441.04x = 415,058,537,719.46
  5. Step 5: Solve for x
    x = 415,058,537,719.46/738,441.04
  6. Step 6: Final answer
    x = 562,074.04

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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.