Home / 824,501.02-1,137,931.62-461,949.43

Finding the Fourth Proportional to 824,501.02, 1,137,931.62 and 461,949.43

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Solution

The fourth proportional to 824,501.02, 1,137,931.62 and 461,949.43 is: 637,557.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,501.02 : 1,137,931.62 = 461,949.43 : x
  2. Step 2: Convert to fraction form
    824,501.02/1,137,931.62 = 461,949.43/x
  3. Step 3: Cross multiply
    824,501.02x = 1,137,931.62 × 461,949.43
  4. Step 4: Simplify right side
    824,501.02x = 525,666,863,237.98
  5. Step 5: Solve for x
    x = 525,666,863,237.98/824,501.02
  6. Step 6: Final answer
    x = 637,557.57

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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.