Home / 791,569.14-1,186,648.98-286,017.36

Finding the Fourth Proportional to 791,569.14, 1,186,648.98 and 286,017.36

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Solution

The fourth proportional to 791,569.14, 1,186,648.98 and 286,017.36 is: 428,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,569.14 : 1,186,648.98 = 286,017.36 : x
  2. Step 2: Convert to fraction form
    791,569.14/1,186,648.98 = 286,017.36/x
  3. Step 3: Cross multiply
    791,569.14x = 1,186,648.98 × 286,017.36
  4. Step 4: Simplify right side
    791,569.14x = 339,402,208,506.29
  5. Step 5: Solve for x
    x = 339,402,208,506.29/791,569.14
  6. Step 6: Final answer
    x = 428,771.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.