Home / 749,035.42-1,033,740.03-409,554.70

Finding the Fourth Proportional to 749,035.42, 1,033,740.03 and 409,554.70

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Solution

The fourth proportional to 749,035.42, 1,033,740.03 and 409,554.70 is: 565,224.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,035.42 : 1,033,740.03 = 409,554.70 : x
  2. Step 2: Convert to fraction form
    749,035.42/1,033,740.03 = 409,554.70/x
  3. Step 3: Cross multiply
    749,035.42x = 1,033,740.03 × 409,554.70
  4. Step 4: Simplify right side
    749,035.42x = 423,373,087,864.64
  5. Step 5: Solve for x
    x = 423,373,087,864.64/749,035.42
  6. Step 6: Final answer
    x = 565,224.39

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1.5x scale

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.