Home / 877,596.08-1,315,507.80-345,490.52

Finding the Fourth Proportional to 877,596.08, 1,315,507.80 and 345,490.52

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Solution

The fourth proportional to 877,596.08, 1,315,507.80 and 345,490.52 is: 517,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,596.08 : 1,315,507.80 = 345,490.52 : x
  2. Step 2: Convert to fraction form
    877,596.08/1,315,507.80 = 345,490.52/x
  3. Step 3: Cross multiply
    877,596.08x = 1,315,507.80 × 345,490.52
  4. Step 4: Simplify right side
    877,596.08x = 454,495,473,886.06
  5. Step 5: Solve for x
    x = 454,495,473,886.06/877,596.08
  6. Step 6: Final answer
    x = 517,886.86

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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.