Home / 958,987.32-1,439,123.04-398,022.36

Finding the Fourth Proportional to 958,987.32, 1,439,123.04 and 398,022.36

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Solution

The fourth proportional to 958,987.32, 1,439,123.04 and 398,022.36 is: 597,300.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,987.32 : 1,439,123.04 = 398,022.36 : x
  2. Step 2: Convert to fraction form
    958,987.32/1,439,123.04 = 398,022.36/x
  3. Step 3: Cross multiply
    958,987.32x = 1,439,123.04 × 398,022.36
  4. Step 4: Simplify right side
    958,987.32x = 572,803,148,711.18
  5. Step 5: Solve for x
    x = 572,803,148,711.18/958,987.32
  6. Step 6: Final answer
    x = 597,300.02

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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.