Home / 335,312.47-503,190.29-157,870.23

Finding the Fourth Proportional to 335,312.47, 503,190.29 and 157,870.23

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Solution

The fourth proportional to 335,312.47, 503,190.29 and 157,870.23 is: 236,909.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,312.47 : 503,190.29 = 157,870.23 : x
  2. Step 2: Convert to fraction form
    335,312.47/503,190.29 = 157,870.23/x
  3. Step 3: Cross multiply
    335,312.47x = 503,190.29 × 157,870.23
  4. Step 4: Simplify right side
    335,312.47x = 79,438,765,323.78
  5. Step 5: Solve for x
    x = 79,438,765,323.78/335,312.47
  6. Step 6: Final answer
    x = 236,909.67

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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.