Home / 757,021.96-1,136,320.26-557,567.56

Finding the Fourth Proportional to 757,021.96, 1,136,320.26 and 557,567.56

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Solution

The fourth proportional to 757,021.96, 1,136,320.26 and 557,567.56 is: 836,931.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,021.96 : 1,136,320.26 = 557,567.56 : x
  2. Step 2: Convert to fraction form
    757,021.96/1,136,320.26 = 557,567.56/x
  3. Step 3: Cross multiply
    757,021.96x = 1,136,320.26 × 557,567.56
  4. Step 4: Simplify right side
    757,021.96x = 633,575,314,746.77
  5. Step 5: Solve for x
    x = 633,575,314,746.77/757,021.96
  6. Step 6: Final answer
    x = 836,931.22

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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.