Home / 734,601.60-1,102,550.40-434,707.20

Finding the Fourth Proportional to 734,601.60, 1,102,550.40 and 434,707.20

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Solution

The fourth proportional to 734,601.60, 1,102,550.40 and 434,707.20 is: 652,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,601.60 : 1,102,550.40 = 434,707.20 : x
  2. Step 2: Convert to fraction form
    734,601.60/1,102,550.40 = 434,707.20/x
  3. Step 3: Cross multiply
    734,601.60x = 1,102,550.40 × 434,707.20
  4. Step 4: Simplify right side
    734,601.60x = 479,286,597,242.88
  5. Step 5: Solve for x
    x = 479,286,597,242.88/734,601.60
  6. Step 6: Final answer
    x = 652,444.26

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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.