Home / 824,566.51-1,137,881.95-462,005.65

Finding the Fourth Proportional to 824,566.51, 1,137,881.95 and 462,005.65

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Solution

The fourth proportional to 824,566.51, 1,137,881.95 and 462,005.65 is: 637,556.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,566.51 : 1,137,881.95 = 462,005.65 : x
  2. Step 2: Convert to fraction form
    824,566.51/1,137,881.95 = 462,005.65/x
  3. Step 3: Cross multiply
    824,566.51x = 1,137,881.95 × 462,005.65
  4. Step 4: Simplify right side
    824,566.51x = 525,707,889,933.02
  5. Step 5: Solve for x
    x = 525,707,889,933.02/824,566.51
  6. Step 6: Final answer
    x = 637,556.68

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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.