Home / 501,901.20-692,319.30-297,817.62

Finding the Fourth Proportional to 501,901.20, 692,319.30 and 297,817.62

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Solution

The fourth proportional to 501,901.20, 692,319.30 and 297,817.62 is: 410,807.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,901.20 : 692,319.30 = 297,817.62 : x
  2. Step 2: Convert to fraction form
    501,901.20/692,319.30 = 297,817.62/x
  3. Step 3: Cross multiply
    501,901.20x = 692,319.30 × 297,817.62
  4. Step 4: Simplify right side
    501,901.20x = 206,184,886,206.07
  5. Step 5: Solve for x
    x = 206,184,886,206.07/501,901.20
  6. Step 6: Final answer
    x = 410,807.72

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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.