Home / 730,202.40-1,095,715.98-393,235.92

Finding the Fourth Proportional to 730,202.40, 1,095,715.98 and 393,235.92

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Solution

The fourth proportional to 730,202.40, 1,095,715.98 and 393,235.92 is: 590,075.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,202.40 : 1,095,715.98 = 393,235.92 : x
  2. Step 2: Convert to fraction form
    730,202.40/1,095,715.98 = 393,235.92/x
  3. Step 3: Cross multiply
    730,202.40x = 1,095,715.98 × 393,235.92
  4. Step 4: Simplify right side
    730,202.40x = 430,874,881,454.00
  5. Step 5: Solve for x
    x = 430,874,881,454.00/730,202.40
  6. Step 6: Final answer
    x = 590,075.96

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1.5x scale

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.