Home / 1,066,178.81-1,599,032.31-307,855.67

Finding the Fourth Proportional to 1,066,178.81, 1,599,032.31 and 307,855.67

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Solution

The fourth proportional to 1,066,178.81, 1,599,032.31 and 307,855.67 is: 461,715.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,178.81 : 1,599,032.31 = 307,855.67 : x
  2. Step 2: Convert to fraction form
    1,066,178.81/1,599,032.31 = 307,855.67/x
  3. Step 3: Cross multiply
    1,066,178.81x = 1,599,032.31 × 307,855.67
  4. Step 4: Simplify right side
    1,066,178.81x = 492,271,163,146.70
  5. Step 5: Solve for x
    x = 492,271,163,146.70/1,066,178.81
  6. Step 6: Final answer
    x = 461,715.39

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1.5x scale

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.