Home / 682,545.63-942,253.98-424,505.75

Finding the Fourth Proportional to 682,545.63, 942,253.98 and 424,505.75

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Solution

The fourth proportional to 682,545.63, 942,253.98 and 424,505.75 is: 586,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,545.63 : 942,253.98 = 424,505.75 : x
  2. Step 2: Convert to fraction form
    682,545.63/942,253.98 = 424,505.75/x
  3. Step 3: Cross multiply
    682,545.63x = 942,253.98 × 424,505.75
  4. Step 4: Simplify right side
    682,545.63x = 399,992,234,826.02
  5. Step 5: Solve for x
    x = 399,992,234,826.02/682,545.63
  6. Step 6: Final answer
    x = 586,030.03

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1.5x scale

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.