Home / 872,545.02-1,308,779.46-273,492.51

Finding the Fourth Proportional to 872,545.02, 1,308,779.46 and 273,492.51

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Solution

The fourth proportional to 872,545.02, 1,308,779.46 and 273,492.51 is: 410,226.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,545.02 : 1,308,779.46 = 273,492.51 : x
  2. Step 2: Convert to fraction form
    872,545.02/1,308,779.46 = 273,492.51/x
  3. Step 3: Cross multiply
    872,545.02x = 1,308,779.46 × 273,492.51
  4. Step 4: Simplify right side
    872,545.02x = 357,941,379,551.85
  5. Step 5: Solve for x
    x = 357,941,379,551.85/872,545.02
  6. Step 6: Final answer
    x = 410,226.83

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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.