Home / 377,206.04-520,550.68-216,075.18

Finding the Fourth Proportional to 377,206.04, 520,550.68 and 216,075.18

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Solution

The fourth proportional to 377,206.04, 520,550.68 and 216,075.18 is: 298,187.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,206.04 : 520,550.68 = 216,075.18 : x
  2. Step 2: Convert to fraction form
    377,206.04/520,550.68 = 216,075.18/x
  3. Step 3: Cross multiply
    377,206.04x = 520,550.68 × 216,075.18
  4. Step 4: Simplify right side
    377,206.04x = 112,478,081,880.12
  5. Step 5: Solve for x
    x = 112,478,081,880.12/377,206.04
  6. Step 6: Final answer
    x = 298,187.38

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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.