Home / 427,075.67-589,336.34-245,758.34

Finding the Fourth Proportional to 427,075.67, 589,336.34 and 245,758.34

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Solution

The fourth proportional to 427,075.67, 589,336.34 and 245,758.34 is: 339,130.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,075.67 : 589,336.34 = 245,758.34 : x
  2. Step 2: Convert to fraction form
    427,075.67/589,336.34 = 245,758.34/x
  3. Step 3: Cross multiply
    427,075.67x = 589,336.34 × 245,758.34
  4. Step 4: Simplify right side
    427,075.67x = 144,834,316,444.60
  5. Step 5: Solve for x
    x = 144,834,316,444.60/427,075.67
  6. Step 6: Final answer
    x = 339,130.34

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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.