Home / 757,427.96-1,045,283.94-435,239.12

Finding the Fourth Proportional to 757,427.96, 1,045,283.94 and 435,239.12

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Solution

The fourth proportional to 757,427.96, 1,045,283.94 and 435,239.12 is: 600,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,427.96 : 1,045,283.94 = 435,239.12 : x
  2. Step 2: Convert to fraction form
    757,427.96/1,045,283.94 = 435,239.12/x
  3. Step 3: Cross multiply
    757,427.96x = 1,045,283.94 × 435,239.12
  4. Step 4: Simplify right side
    757,427.96x = 454,948,464,808.94
  5. Step 5: Solve for x
    x = 454,948,464,808.94/757,427.96
  6. Step 6: Final answer
    x = 600,649.15

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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.