Home / 877,062.50-1,315,801.75-286,086.50

Finding the Fourth Proportional to 877,062.50, 1,315,801.75 and 286,086.50

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Solution

The fourth proportional to 877,062.50, 1,315,801.75 and 286,086.50 is: 429,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,062.50 : 1,315,801.75 = 286,086.50 : x
  2. Step 2: Convert to fraction form
    877,062.50/1,315,801.75 = 286,086.50/x
  3. Step 3: Cross multiply
    877,062.50x = 1,315,801.75 × 286,086.50
  4. Step 4: Simplify right side
    877,062.50x = 376,433,117,351.38
  5. Step 5: Solve for x
    x = 376,433,117,351.38/877,062.50
  6. Step 6: Final answer
    x = 429,197.60

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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.