Home / 876,661.70-1,314,085.35-476,456.90

Finding the Fourth Proportional to 876,661.70, 1,314,085.35 and 476,456.90

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Solution

The fourth proportional to 876,661.70, 1,314,085.35 and 476,456.90 is: 714,192.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,661.70 : 1,314,085.35 = 476,456.90 : x
  2. Step 2: Convert to fraction form
    876,661.70/1,314,085.35 = 476,456.90/x
  3. Step 3: Cross multiply
    876,661.70x = 1,314,085.35 × 476,456.90
  4. Step 4: Simplify right side
    876,661.70x = 626,105,032,196.42
  5. Step 5: Solve for x
    x = 626,105,032,196.42/876,661.70
  6. Step 6: Final answer
    x = 714,192.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.