Home / 877,514.10-1,316,271.15-456,735.30

Finding the Fourth Proportional to 877,514.10, 1,316,271.15 and 456,735.30

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Solution

The fourth proportional to 877,514.10, 1,316,271.15 and 456,735.30 is: 685,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,514.10 : 1,316,271.15 = 456,735.30 : x
  2. Step 2: Convert to fraction form
    877,514.10/1,316,271.15 = 456,735.30/x
  3. Step 3: Cross multiply
    877,514.10x = 1,316,271.15 × 456,735.30
  4. Step 4: Simplify right side
    877,514.10x = 601,187,498,576.60
  5. Step 5: Solve for x
    x = 601,187,498,576.60/877,514.10
  6. Step 6: Final answer
    x = 685,102.95

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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.