Home / 1,048,283.68-1,572,416.88-300,330.40

Finding the Fourth Proportional to 1,048,283.68, 1,572,416.88 and 300,330.40

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Solution

The fourth proportional to 1,048,283.68, 1,572,416.88 and 300,330.40 is: 450,493.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,283.68 : 1,572,416.88 = 300,330.40 : x
  2. Step 2: Convert to fraction form
    1,048,283.68/1,572,416.88 = 300,330.40/x
  3. Step 3: Cross multiply
    1,048,283.68x = 1,572,416.88 × 300,330.40
  4. Step 4: Simplify right side
    1,048,283.68x = 472,244,590,537.15
  5. Step 5: Solve for x
    x = 472,244,590,537.15/1,048,283.68
  6. Step 6: Final answer
    x = 450,493.12

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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.