Home / 835,945.42-1,153,957.90-564,381.22

Finding the Fourth Proportional to 835,945.42, 1,153,957.90 and 564,381.22

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Solution

The fourth proportional to 835,945.42, 1,153,957.90 and 564,381.22 is: 779,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,945.42 : 1,153,957.90 = 564,381.22 : x
  2. Step 2: Convert to fraction form
    835,945.42/1,153,957.90 = 564,381.22/x
  3. Step 3: Cross multiply
    835,945.42x = 1,153,957.90 × 564,381.22
  4. Step 4: Simplify right side
    835,945.42x = 651,272,167,430.64
  5. Step 5: Solve for x
    x = 651,272,167,430.64/835,945.42
  6. Step 6: Final answer
    x = 779,084.56

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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.