Home / 907,505.28-1,360,416.69-401,796.81

Finding the Fourth Proportional to 907,505.28, 1,360,416.69 and 401,796.81

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Solution

The fourth proportional to 907,505.28, 1,360,416.69 and 401,796.81 is: 602,322.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,505.28 : 1,360,416.69 = 401,796.81 : x
  2. Step 2: Convert to fraction form
    907,505.28/1,360,416.69 = 401,796.81/x
  3. Step 3: Cross multiply
    907,505.28x = 1,360,416.69 × 401,796.81
  4. Step 4: Simplify right side
    907,505.28x = 546,611,086,312.76
  5. Step 5: Solve for x
    x = 546,611,086,312.76/907,505.28
  6. Step 6: Final answer
    x = 602,322.76

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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.