Home / 971,749.33-1,341,074.15-536,164.54

Finding the Fourth Proportional to 971,749.33, 1,341,074.15 and 536,164.54

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Solution

The fourth proportional to 971,749.33, 1,341,074.15 and 536,164.54 is: 739,940.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,749.33 : 1,341,074.15 = 536,164.54 : x
  2. Step 2: Convert to fraction form
    971,749.33/1,341,074.15 = 536,164.54/x
  3. Step 3: Cross multiply
    971,749.33x = 1,341,074.15 × 536,164.54
  4. Step 4: Simplify right side
    971,749.33x = 719,036,402,059.82
  5. Step 5: Solve for x
    x = 719,036,402,059.82/971,749.33
  6. Step 6: Final answer
    x = 739,940.21

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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.