Home / 1,155,955.80-1,733,503.60-397,584.40

Finding the Fourth Proportional to 1,155,955.80, 1,733,503.60 and 397,584.40

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Solution

The fourth proportional to 1,155,955.80, 1,733,503.60 and 397,584.40 is: 596,228.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,955.80 : 1,733,503.60 = 397,584.40 : x
  2. Step 2: Convert to fraction form
    1,155,955.80/1,733,503.60 = 397,584.40/x
  3. Step 3: Cross multiply
    1,155,955.80x = 1,733,503.60 × 397,584.40
  4. Step 4: Simplify right side
    1,155,955.80x = 689,213,988,703.84
  5. Step 5: Solve for x
    x = 689,213,988,703.84/1,155,955.80
  6. Step 6: Final answer
    x = 596,228.67

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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.