Home / 614,845.72-848,488.62-342,931.24

Finding the Fourth Proportional to 614,845.72, 848,488.62 and 342,931.24

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Solution

The fourth proportional to 614,845.72, 848,488.62 and 342,931.24 is: 473,245.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,845.72 : 848,488.62 = 342,931.24 : x
  2. Step 2: Convert to fraction form
    614,845.72/848,488.62 = 342,931.24/x
  3. Step 3: Cross multiply
    614,845.72x = 848,488.62 × 342,931.24
  4. Step 4: Simplify right side
    614,845.72x = 290,973,254,582.49
  5. Step 5: Solve for x
    x = 290,973,254,582.49/614,845.72
  6. Step 6: Final answer
    x = 473,245.96

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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.