Home / 388,849.18-583,254.33-152,235.22

Finding the Fourth Proportional to 388,849.18, 583,254.33 and 152,235.22

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Solution

The fourth proportional to 388,849.18, 583,254.33 and 152,235.22 is: 228,345.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,849.18 : 583,254.33 = 152,235.22 : x
  2. Step 2: Convert to fraction form
    388,849.18/583,254.33 = 152,235.22/x
  3. Step 3: Cross multiply
    388,849.18x = 583,254.33 × 152,235.22
  4. Step 4: Simplify right side
    388,849.18x = 88,791,851,243.50
  5. Step 5: Solve for x
    x = 88,791,851,243.50/388,849.18
  6. Step 6: Final answer
    x = 228,345.22

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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.