Home / 849,329.96-1,172,784.42-564,123.29

Finding the Fourth Proportional to 849,329.96, 1,172,784.42 and 564,123.29

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Solution

The fourth proportional to 849,329.96, 1,172,784.42 and 564,123.29 is: 778,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,329.96 : 1,172,784.42 = 564,123.29 : x
  2. Step 2: Convert to fraction form
    849,329.96/1,172,784.42 = 564,123.29/x
  3. Step 3: Cross multiply
    849,329.96x = 1,172,784.42 × 564,123.29
  4. Step 4: Simplify right side
    849,329.96x = 661,594,999,607.22
  5. Step 5: Solve for x
    x = 661,594,999,607.22/849,329.96
  6. Step 6: Final answer
    x = 778,961.10

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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.