Home / 730,881.84-1,008,624.44-408,609.84

Finding the Fourth Proportional to 730,881.84, 1,008,624.44 and 408,609.84

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Solution

The fourth proportional to 730,881.84, 1,008,624.44 and 408,609.84 is: 563,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,881.84 : 1,008,624.44 = 408,609.84 : x
  2. Step 2: Convert to fraction form
    730,881.84/1,008,624.44 = 408,609.84/x
  3. Step 3: Cross multiply
    730,881.84x = 1,008,624.44 × 408,609.84
  4. Step 4: Simplify right side
    730,881.84x = 412,133,871,048.49
  5. Step 5: Solve for x
    x = 412,133,871,048.49/730,881.84
  6. Step 6: Final answer
    x = 563,885.77

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Double scale
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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.