Home / 850,779.59-1,174,100.90-468,830.98

Finding the Fourth Proportional to 850,779.59, 1,174,100.90 and 468,830.98

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Solution

The fourth proportional to 850,779.59, 1,174,100.90 and 468,830.98 is: 647,000.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,779.59 : 1,174,100.90 = 468,830.98 : x
  2. Step 2: Convert to fraction form
    850,779.59/1,174,100.90 = 468,830.98/x
  3. Step 3: Cross multiply
    850,779.59x = 1,174,100.90 × 468,830.98
  4. Step 4: Simplify right side
    850,779.59x = 550,454,875,565.88
  5. Step 5: Solve for x
    x = 550,454,875,565.88/850,779.59
  6. Step 6: Final answer
    x = 647,000.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.