Home / 1,019,503.98-1,529,157.24-309,538.16

Finding the Fourth Proportional to 1,019,503.98, 1,529,157.24 and 309,538.16

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Solution

The fourth proportional to 1,019,503.98, 1,529,157.24 and 309,538.16 is: 464,277.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,503.98 : 1,529,157.24 = 309,538.16 : x
  2. Step 2: Convert to fraction form
    1,019,503.98/1,529,157.24 = 309,538.16/x
  3. Step 3: Cross multiply
    1,019,503.98x = 1,529,157.24 × 309,538.16
  4. Step 4: Simplify right side
    1,019,503.98x = 473,332,518,420.28
  5. Step 5: Solve for x
    x = 473,332,518,420.28/1,019,503.98
  6. Step 6: Final answer
    x = 464,277.26

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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.