Home / 877,050.64-1,315,661.82-364,609.81

Finding the Fourth Proportional to 877,050.64, 1,315,661.82 and 364,609.81

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Solution

The fourth proportional to 877,050.64, 1,315,661.82 and 364,609.81 is: 546,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,050.64 : 1,315,661.82 = 364,609.81 : x
  2. Step 2: Convert to fraction form
    877,050.64/1,315,661.82 = 364,609.81/x
  3. Step 3: Cross multiply
    877,050.64x = 1,315,661.82 × 364,609.81
  4. Step 4: Simplify right side
    877,050.64x = 479,703,197,813.10
  5. Step 5: Solve for x
    x = 479,703,197,813.10/877,050.64
  6. Step 6: Final answer
    x = 546,950.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.