Home / 1,159,459.55-1,739,308.51-401,299.78

Finding the Fourth Proportional to 1,159,459.55, 1,739,308.51 and 401,299.78

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Solution

The fourth proportional to 1,159,459.55, 1,739,308.51 and 401,299.78 is: 601,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,459.55 : 1,739,308.51 = 401,299.78 : x
  2. Step 2: Convert to fraction form
    1,159,459.55/1,739,308.51 = 401,299.78/x
  3. Step 3: Cross multiply
    1,159,459.55x = 1,739,308.51 × 401,299.78
  4. Step 4: Simplify right side
    1,159,459.55x = 697,984,126,094.78
  5. Step 5: Solve for x
    x = 697,984,126,094.78/1,159,459.55
  6. Step 6: Final answer
    x = 601,990.92

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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.