Home / 1,202,255.81-1,803,387.33-291,434.67

Finding the Fourth Proportional to 1,202,255.81, 1,803,387.33 and 291,434.67

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Solution

The fourth proportional to 1,202,255.81, 1,803,387.33 and 291,434.67 is: 437,152.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,255.81 : 1,803,387.33 = 291,434.67 : x
  2. Step 2: Convert to fraction form
    1,202,255.81/1,803,387.33 = 291,434.67/x
  3. Step 3: Cross multiply
    1,202,255.81x = 1,803,387.33 × 291,434.67
  4. Step 4: Simplify right side
    1,202,255.81x = 525,569,582,114.88
  5. Step 5: Solve for x
    x = 525,569,582,114.88/1,202,255.81
  6. Step 6: Final answer
    x = 437,152.87

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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.