Home / 955,011.53-1,432,361.58-280,935.19

Finding the Fourth Proportional to 955,011.53, 1,432,361.58 and 280,935.19

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Solution

The fourth proportional to 955,011.53, 1,432,361.58 and 280,935.19 is: 421,356.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,011.53 : 1,432,361.58 = 280,935.19 : x
  2. Step 2: Convert to fraction form
    955,011.53/1,432,361.58 = 280,935.19/x
  3. Step 3: Cross multiply
    955,011.53x = 1,432,361.58 × 280,935.19
  4. Step 4: Simplify right side
    955,011.53x = 402,400,772,626.00
  5. Step 5: Solve for x
    x = 402,400,772,626.00/955,011.53
  6. Step 6: Final answer
    x = 421,356.98

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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.