Home / 869,724.30-1,304,586.45-604,003.80

Finding the Fourth Proportional to 869,724.30, 1,304,586.45 and 604,003.80

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Solution

The fourth proportional to 869,724.30, 1,304,586.45 and 604,003.80 is: 906,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,724.30 : 1,304,586.45 = 604,003.80 : x
  2. Step 2: Convert to fraction form
    869,724.30/1,304,586.45 = 604,003.80/x
  3. Step 3: Cross multiply
    869,724.30x = 1,304,586.45 × 604,003.80
  4. Step 4: Simplify right side
    869,724.30x = 787,975,173,228.51
  5. Step 5: Solve for x
    x = 787,975,173,228.51/869,724.30
  6. Step 6: Final answer
    x = 906,005.70

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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.