Home / 556,501.15-834,784.04-157,108.49

Finding the Fourth Proportional to 556,501.15, 834,784.04 and 157,108.49

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Solution

The fourth proportional to 556,501.15, 834,784.04 and 157,108.49 is: 235,671.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,501.15 : 834,784.04 = 157,108.49 : x
  2. Step 2: Convert to fraction form
    556,501.15/834,784.04 = 157,108.49/x
  3. Step 3: Cross multiply
    556,501.15x = 834,784.04 × 157,108.49
  4. Step 4: Simplify right side
    556,501.15x = 131,151,660,000.50
  5. Step 5: Solve for x
    x = 131,151,660,000.50/556,501.15
  6. Step 6: Final answer
    x = 235,671.86

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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.