Home / 460,922.03-636,075.08-256,985.80

Finding the Fourth Proportional to 460,922.03, 636,075.08 and 256,985.80

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Solution

The fourth proportional to 460,922.03, 636,075.08 and 256,985.80 is: 354,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,922.03 : 636,075.08 = 256,985.80 : x
  2. Step 2: Convert to fraction form
    460,922.03/636,075.08 = 256,985.80/x
  3. Step 3: Cross multiply
    460,922.03x = 636,075.08 × 256,985.80
  4. Step 4: Simplify right side
    460,922.03x = 163,462,261,382.44
  5. Step 5: Solve for x
    x = 163,462,261,382.44/460,922.03
  6. Step 6: Final answer
    x = 354,641.89

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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.