Home / 788,502.08-1,088,133.32-425,925.96

Finding the Fourth Proportional to 788,502.08, 1,088,133.32 and 425,925.96

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Solution

The fourth proportional to 788,502.08, 1,088,133.32 and 425,925.96 is: 587,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,502.08 : 1,088,133.32 = 425,925.96 : x
  2. Step 2: Convert to fraction form
    788,502.08/1,088,133.32 = 425,925.96/x
  3. Step 3: Cross multiply
    788,502.08x = 1,088,133.32 × 425,925.96
  4. Step 4: Simplify right side
    788,502.08x = 463,464,228,928.99
  5. Step 5: Solve for x
    x = 463,464,228,928.99/788,502.08
  6. Step 6: Final answer
    x = 587,778.07

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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.