Home / 849,302.08-1,172,001.71-462,119.11

Finding the Fourth Proportional to 849,302.08, 1,172,001.71 and 462,119.11

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Solution

The fourth proportional to 849,302.08, 1,172,001.71 and 462,119.11 is: 637,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,302.08 : 1,172,001.71 = 462,119.11 : x
  2. Step 2: Convert to fraction form
    849,302.08/1,172,001.71 = 462,119.11/x
  3. Step 3: Cross multiply
    849,302.08x = 1,172,001.71 × 462,119.11
  4. Step 4: Simplify right side
    849,302.08x = 541,604,385,368.97
  5. Step 5: Solve for x
    x = 541,604,385,368.97/849,302.08
  6. Step 6: Final answer
    x = 637,705.24

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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.