Home / 847,448.70-1,169,487.65-460,271.67

Finding the Fourth Proportional to 847,448.70, 1,169,487.65 and 460,271.67

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Solution

The fourth proportional to 847,448.70, 1,169,487.65 and 460,271.67 is: 635,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,448.70 : 1,169,487.65 = 460,271.67 : x
  2. Step 2: Convert to fraction form
    847,448.70/1,169,487.65 = 460,271.67/x
  3. Step 3: Cross multiply
    847,448.70x = 1,169,487.65 × 460,271.67
  4. Step 4: Simplify right side
    847,448.70x = 538,282,031,408.52
  5. Step 5: Solve for x
    x = 538,282,031,408.52/847,448.70
  6. Step 6: Final answer
    x = 635,179.49

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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.