Home / 1,088,780.40-1,633,503.24-556,675.20

Finding the Fourth Proportional to 1,088,780.40, 1,633,503.24 and 556,675.20

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Solution

The fourth proportional to 1,088,780.40, 1,633,503.24 and 556,675.20 is: 835,182.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,780.40 : 1,633,503.24 = 556,675.20 : x
  2. Step 2: Convert to fraction form
    1,088,780.40/1,633,503.24 = 556,675.20/x
  3. Step 3: Cross multiply
    1,088,780.40x = 1,633,503.24 × 556,675.20
  4. Step 4: Simplify right side
    1,088,780.40x = 909,330,742,827.65
  5. Step 5: Solve for x
    x = 909,330,742,827.65/1,088,780.40
  6. Step 6: Final answer
    x = 835,182.87

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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.