Home / 690,384.48-952,239.81-460,826.03

Finding the Fourth Proportional to 690,384.48, 952,239.81 and 460,826.03

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Solution

The fourth proportional to 690,384.48, 952,239.81 and 460,826.03 is: 635,612.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,384.48 : 952,239.81 = 460,826.03 : x
  2. Step 2: Convert to fraction form
    690,384.48/952,239.81 = 460,826.03/x
  3. Step 3: Cross multiply
    690,384.48x = 952,239.81 × 460,826.03
  4. Step 4: Simplify right side
    690,384.48x = 438,816,890,002.60
  5. Step 5: Solve for x
    x = 438,816,890,002.60/690,384.48
  6. Step 6: Final answer
    x = 635,612.33

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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.