Home / 858,468.74-1,184,683.93-471,274.52

Finding the Fourth Proportional to 858,468.74, 1,184,683.93 and 471,274.52

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Solution

The fourth proportional to 858,468.74, 1,184,683.93 and 471,274.52 is: 650,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,468.74 : 1,184,683.93 = 471,274.52 : x
  2. Step 2: Convert to fraction form
    858,468.74/1,184,683.93 = 471,274.52/x
  3. Step 3: Cross multiply
    858,468.74x = 1,184,683.93 × 471,274.52
  4. Step 4: Simplify right side
    858,468.74x = 558,311,343,360.86
  5. Step 5: Solve for x
    x = 558,311,343,360.86/858,468.74
  6. Step 6: Final answer
    x = 650,357.22

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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.