Home / 757,453.84-1,045,337.52-435,292.36

Finding the Fourth Proportional to 757,453.84, 1,045,337.52 and 435,292.36

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Solution

The fourth proportional to 757,453.84, 1,045,337.52 and 435,292.36 is: 600,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,453.84 : 1,045,337.52 = 435,292.36 : x
  2. Step 2: Convert to fraction form
    757,453.84/1,045,337.52 = 435,292.36/x
  3. Step 3: Cross multiply
    757,453.84x = 1,045,337.52 × 435,292.36
  4. Step 4: Simplify right side
    757,453.84x = 455,027,436,077.35
  5. Step 5: Solve for x
    x = 455,027,436,077.35/757,453.84
  6. Step 6: Final answer
    x = 600,732.89

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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.