Home / 877,954.95-1,316,935.26-238,262.31

Finding the Fourth Proportional to 877,954.95, 1,316,935.26 and 238,262.31

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Solution

The fourth proportional to 877,954.95, 1,316,935.26 and 238,262.31 is: 357,394.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,954.95 : 1,316,935.26 = 238,262.31 : x
  2. Step 2: Convert to fraction form
    877,954.95/1,316,935.26 = 238,262.31/x
  3. Step 3: Cross multiply
    877,954.95x = 1,316,935.26 × 238,262.31
  4. Step 4: Simplify right side
    877,954.95x = 313,776,037,168.05
  5. Step 5: Solve for x
    x = 313,776,037,168.05/877,954.95
  6. Step 6: Final answer
    x = 357,394.23

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1.5x scale

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.