Home / 824,490.02-1,137,869.46-461,911.52

Finding the Fourth Proportional to 824,490.02, 1,137,869.46 and 461,911.52

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Solution

The fourth proportional to 824,490.02, 1,137,869.46 and 461,911.52 is: 637,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,490.02 : 1,137,869.46 = 461,911.52 : x
  2. Step 2: Convert to fraction form
    824,490.02/1,137,869.46 = 461,911.52/x
  3. Step 3: Cross multiply
    824,490.02x = 1,137,869.46 × 461,911.52
  4. Step 4: Simplify right side
    824,490.02x = 525,595,011,830.18
  5. Step 5: Solve for x
    x = 525,595,011,830.18/824,490.02
  6. Step 6: Final answer
    x = 637,478.93

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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.