Home / 983,038.06-1,474,063.80-477,282.16

Finding the Fourth Proportional to 983,038.06, 1,474,063.80 and 477,282.16

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Solution

The fourth proportional to 983,038.06, 1,474,063.80 and 477,282.16 is: 715,683.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,038.06 : 1,474,063.80 = 477,282.16 : x
  2. Step 2: Convert to fraction form
    983,038.06/1,474,063.80 = 477,282.16/x
  3. Step 3: Cross multiply
    983,038.06x = 1,474,063.80 × 477,282.16
  4. Step 4: Simplify right side
    983,038.06x = 703,544,354,441.81
  5. Step 5: Solve for x
    x = 703,544,354,441.81/983,038.06
  6. Step 6: Final answer
    x = 715,683.74

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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.