Home / 746,953.13-1,030,795.32-407,421.38

Finding the Fourth Proportional to 746,953.13, 1,030,795.32 and 407,421.38

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Solution

The fourth proportional to 746,953.13, 1,030,795.32 and 407,421.38 is: 562,241.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,953.13 : 1,030,795.32 = 407,421.38 : x
  2. Step 2: Convert to fraction form
    746,953.13/1,030,795.32 = 407,421.38/x
  3. Step 3: Cross multiply
    746,953.13x = 1,030,795.32 × 407,421.38
  4. Step 4: Simplify right side
    746,953.13x = 419,968,051,771.94
  5. Step 5: Solve for x
    x = 419,968,051,771.94/746,953.13
  6. Step 6: Final answer
    x = 562,241.50

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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.