Home / 316,307.04-436,501.92-173,064.48

Finding the Fourth Proportional to 316,307.04, 436,501.92 and 173,064.48

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Solution

The fourth proportional to 316,307.04, 436,501.92 and 173,064.48 is: 238,828.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,307.04 : 436,501.92 = 173,064.48 : x
  2. Step 2: Convert to fraction form
    316,307.04/436,501.92 = 173,064.48/x
  3. Step 3: Cross multiply
    316,307.04x = 436,501.92 × 173,064.48
  4. Step 4: Simplify right side
    316,307.04x = 75,542,977,803.80
  5. Step 5: Solve for x
    x = 75,542,977,803.80/316,307.04
  6. Step 6: Final answer
    x = 238,828.00

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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.