Home / 470,017.07-648,555.13-268,774.19

Finding the Fourth Proportional to 470,017.07, 648,555.13 and 268,774.19

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Solution

The fourth proportional to 470,017.07, 648,555.13 and 268,774.19 is: 370,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,017.07 : 648,555.13 = 268,774.19 : x
  2. Step 2: Convert to fraction form
    470,017.07/648,555.13 = 268,774.19/x
  3. Step 3: Cross multiply
    470,017.07x = 648,555.13 × 268,774.19
  4. Step 4: Simplify right side
    470,017.07x = 174,314,880,685.55
  5. Step 5: Solve for x
    x = 174,314,880,685.55/470,017.07
  6. Step 6: Final answer
    x = 370,869.25

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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.