Home / 824,946.36-1,237,816.98-425,605.56

Finding the Fourth Proportional to 824,946.36, 1,237,816.98 and 425,605.56

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Solution

The fourth proportional to 824,946.36, 1,237,816.98 and 425,605.56 is: 638,613.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,946.36 : 1,237,816.98 = 425,605.56 : x
  2. Step 2: Convert to fraction form
    824,946.36/1,237,816.98 = 425,605.56/x
  3. Step 3: Cross multiply
    824,946.36x = 1,237,816.98 × 425,605.56
  4. Step 4: Simplify right side
    824,946.36x = 526,821,788,950.41
  5. Step 5: Solve for x
    x = 526,821,788,950.41/824,946.36
  6. Step 6: Final answer
    x = 638,613.39

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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.