Home / 591,473.07-816,505.25-346,423.77

Finding the Fourth Proportional to 591,473.07, 816,505.25 and 346,423.77

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Solution

The fourth proportional to 591,473.07, 816,505.25 and 346,423.77 is: 478,224.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,473.07 : 816,505.25 = 346,423.77 : x
  2. Step 2: Convert to fraction form
    591,473.07/816,505.25 = 346,423.77/x
  3. Step 3: Cross multiply
    591,473.07x = 816,505.25 × 346,423.77
  4. Step 4: Simplify right side
    591,473.07x = 282,856,825,197.67
  5. Step 5: Solve for x
    x = 282,856,825,197.67/591,473.07
  6. Step 6: Final answer
    x = 478,224.35

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1.5x scale

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.