Home / 658,341.55-908,147.55-535,965.58

Finding the Fourth Proportional to 658,341.55, 908,147.55 and 535,965.58

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Solution

The fourth proportional to 658,341.55, 908,147.55 and 535,965.58 is: 739,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,341.55 : 908,147.55 = 535,965.58 : x
  2. Step 2: Convert to fraction form
    658,341.55/908,147.55 = 535,965.58/x
  3. Step 3: Cross multiply
    658,341.55x = 908,147.55 × 535,965.58
  4. Step 4: Simplify right side
    658,341.55x = 486,735,828,361.33
  5. Step 5: Solve for x
    x = 486,735,828,361.33/658,341.55
  6. Step 6: Final answer
    x = 739,336.33

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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.