Home / 674,246.36-930,457.14-372,440.36

Finding the Fourth Proportional to 674,246.36, 930,457.14 and 372,440.36

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Solution

The fourth proportional to 674,246.36, 930,457.14 and 372,440.36 is: 513,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,246.36 : 930,457.14 = 372,440.36 : x
  2. Step 2: Convert to fraction form
    674,246.36/930,457.14 = 372,440.36/x
  3. Step 3: Cross multiply
    674,246.36x = 930,457.14 × 372,440.36
  4. Step 4: Simplify right side
    674,246.36x = 346,539,792,186.17
  5. Step 5: Solve for x
    x = 346,539,792,186.17/674,246.36
  6. Step 6: Final answer
    x = 513,966.13

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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.