Home / 674,075.84-930,219.67-368,152.36

Finding the Fourth Proportional to 674,075.84, 930,219.67 and 368,152.36

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Solution

The fourth proportional to 674,075.84, 930,219.67 and 368,152.36 is: 508,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,075.84 : 930,219.67 = 368,152.36 : x
  2. Step 2: Convert to fraction form
    674,075.84/930,219.67 = 368,152.36/x
  3. Step 3: Cross multiply
    674,075.84x = 930,219.67 × 368,152.36
  4. Step 4: Simplify right side
    674,075.84x = 342,462,566,828.92
  5. Step 5: Solve for x
    x = 342,462,566,828.92/674,075.84
  6. Step 6: Final answer
    x = 508,047.53

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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.