Home / 738,986.63-1,019,831.79-466,955.25

Finding the Fourth Proportional to 738,986.63, 1,019,831.79 and 466,955.25

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Solution

The fourth proportional to 738,986.63, 1,019,831.79 and 466,955.25 is: 644,417.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,986.63 : 1,019,831.79 = 466,955.25 : x
  2. Step 2: Convert to fraction form
    738,986.63/1,019,831.79 = 466,955.25/x
  3. Step 3: Cross multiply
    738,986.63x = 1,019,831.79 × 466,955.25
  4. Step 4: Simplify right side
    738,986.63x = 476,215,808,457.40
  5. Step 5: Solve for x
    x = 476,215,808,457.40/738,986.63
  6. Step 6: Final answer
    x = 644,417.36

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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.