Home / 840,586.48-1,160,005.48-458,612.08

Finding the Fourth Proportional to 840,586.48, 1,160,005.48 and 458,612.08

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Solution

The fourth proportional to 840,586.48, 1,160,005.48 and 458,612.08 is: 632,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,586.48 : 1,160,005.48 = 458,612.08 : x
  2. Step 2: Convert to fraction form
    840,586.48/1,160,005.48 = 458,612.08/x
  3. Step 3: Cross multiply
    840,586.48x = 1,160,005.48 × 458,612.08
  4. Step 4: Simplify right side
    840,586.48x = 531,992,525,994.20
  5. Step 5: Solve for x
    x = 531,992,525,994.20/840,586.48
  6. Step 6: Final answer
    x = 632,882.56

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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.