Home / 983,547.58-1,474,813.76-450,611.86

Finding the Fourth Proportional to 983,547.58, 1,474,813.76 and 450,611.86

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Solution

The fourth proportional to 983,547.58, 1,474,813.76 and 450,611.86 is: 675,685.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,547.58 : 1,474,813.76 = 450,611.86 : x
  2. Step 2: Convert to fraction form
    983,547.58/1,474,813.76 = 450,611.86/x
  3. Step 3: Cross multiply
    983,547.58x = 1,474,813.76 × 450,611.86
  4. Step 4: Simplify right side
    983,547.58x = 664,568,571,547.19
  5. Step 5: Solve for x
    x = 664,568,571,547.19/983,547.58
  6. Step 6: Final answer
    x = 675,685.23

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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.