Home / 914,899.50-1,262,609.82-507,045.84

Finding the Fourth Proportional to 914,899.50, 1,262,609.82 and 507,045.84

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Solution

The fourth proportional to 914,899.50, 1,262,609.82 and 507,045.84 is: 699,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,899.50 : 1,262,609.82 = 507,045.84 : x
  2. Step 2: Convert to fraction form
    914,899.50/1,262,609.82 = 507,045.84/x
  3. Step 3: Cross multiply
    914,899.50x = 1,262,609.82 × 507,045.84
  4. Step 4: Simplify right side
    914,899.50x = 640,201,056,774.15
  5. Step 5: Solve for x
    x = 640,201,056,774.15/914,899.50
  6. Step 6: Final answer
    x = 699,750.14

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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.