Home / 805,171.03-1,210,267.04-507,564.07

Finding the Fourth Proportional to 805,171.03, 1,210,267.04 and 507,564.07

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Solution

The fourth proportional to 805,171.03, 1,210,267.04 and 507,564.07 is: 762,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,171.03 : 1,210,267.04 = 507,564.07 : x
  2. Step 2: Convert to fraction form
    805,171.03/1,210,267.04 = 507,564.07/x
  3. Step 3: Cross multiply
    805,171.03x = 1,210,267.04 × 507,564.07
  4. Step 4: Simplify right side
    805,171.03x = 614,288,059,045.77
  5. Step 5: Solve for x
    x = 614,288,059,045.77/805,171.03
  6. Step 6: Final answer
    x = 762,928.67

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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.