Home / 1,123,866.90-1,685,800.35-365,779.80

Finding the Fourth Proportional to 1,123,866.90, 1,685,800.35 and 365,779.80

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Solution

The fourth proportional to 1,123,866.90, 1,685,800.35 and 365,779.80 is: 548,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,866.90 : 1,685,800.35 = 365,779.80 : x
  2. Step 2: Convert to fraction form
    1,123,866.90/1,685,800.35 = 365,779.80/x
  3. Step 3: Cross multiply
    1,123,866.90x = 1,685,800.35 × 365,779.80
  4. Step 4: Simplify right side
    1,123,866.90x = 616,631,714,862.93
  5. Step 5: Solve for x
    x = 616,631,714,862.93/1,123,866.90
  6. Step 6: Final answer
    x = 548,669.70

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Similar ratio
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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.