Home / 761,239.42-1,142,114.04-248,928.18

Finding the Fourth Proportional to 761,239.42, 1,142,114.04 and 248,928.18

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Solution

The fourth proportional to 761,239.42, 1,142,114.04 and 248,928.18 is: 373,475.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,239.42 : 1,142,114.04 = 248,928.18 : x
  2. Step 2: Convert to fraction form
    761,239.42/1,142,114.04 = 248,928.18/x
  3. Step 3: Cross multiply
    761,239.42x = 1,142,114.04 × 248,928.18
  4. Step 4: Simplify right side
    761,239.42x = 284,304,369,329.65
  5. Step 5: Solve for x
    x = 284,304,369,329.65/761,239.42
  6. Step 6: Final answer
    x = 373,475.63

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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.