Home / 472,557.30-652,117.23-257,701.50

Finding the Fourth Proportional to 472,557.30, 652,117.23 and 257,701.50

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Solution

The fourth proportional to 472,557.30, 652,117.23 and 257,701.50 is: 355,621.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,557.30 : 652,117.23 = 257,701.50 : x
  2. Step 2: Convert to fraction form
    472,557.30/652,117.23 = 257,701.50/x
  3. Step 3: Cross multiply
    472,557.30x = 652,117.23 × 257,701.50
  4. Step 4: Simplify right side
    472,557.30x = 168,051,588,346.85
  5. Step 5: Solve for x
    x = 168,051,588,346.85/472,557.30
  6. Step 6: Final answer
    x = 355,621.61

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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.