Home / 1,009,011.28-1,513,522.50-250,852.75

Finding the Fourth Proportional to 1,009,011.28, 1,513,522.50 and 250,852.75

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Solution

The fourth proportional to 1,009,011.28, 1,513,522.50 and 250,852.75 is: 376,280.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,011.28 : 1,513,522.50 = 250,852.75 : x
  2. Step 2: Convert to fraction form
    1,009,011.28/1,513,522.50 = 250,852.75/x
  3. Step 3: Cross multiply
    1,009,011.28x = 1,513,522.50 × 250,852.75
  4. Step 4: Simplify right side
    1,009,011.28x = 379,671,281,311.88
  5. Step 5: Solve for x
    x = 379,671,281,311.88/1,009,011.28
  6. Step 6: Final answer
    x = 376,280.51

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Double scale
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Similar ratio
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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.