Home / 782,302.48-1,173,264.06-213,686.24

Finding the Fourth Proportional to 782,302.48, 1,173,264.06 and 213,686.24

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Solution

The fourth proportional to 782,302.48, 1,173,264.06 and 213,686.24 is: 320,477.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,302.48 : 1,173,264.06 = 213,686.24 : x
  2. Step 2: Convert to fraction form
    782,302.48/1,173,264.06 = 213,686.24/x
  3. Step 3: Cross multiply
    782,302.48x = 1,173,264.06 × 213,686.24
  4. Step 4: Simplify right side
    782,302.48x = 250,710,385,508.53
  5. Step 5: Solve for x
    x = 250,710,385,508.53/782,302.48
  6. Step 6: Final answer
    x = 320,477.55

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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.