Home / 858,026.88-1,184,073.86-470,848.81

Finding the Fourth Proportional to 858,026.88, 1,184,073.86 and 470,848.81

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Solution

The fourth proportional to 858,026.88, 1,184,073.86 and 470,848.81 is: 649,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,026.88 : 1,184,073.86 = 470,848.81 : x
  2. Step 2: Convert to fraction form
    858,026.88/1,184,073.86 = 470,848.81/x
  3. Step 3: Cross multiply
    858,026.88x = 1,184,073.86 × 470,848.81
  4. Step 4: Simplify right side
    858,026.88x = 557,519,765,578.86
  5. Step 5: Solve for x
    x = 557,519,765,578.86/858,026.88
  6. Step 6: Final answer
    x = 649,769.58

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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.