Home / 770,482.80-1,155,810.60-237,999.60

Finding the Fourth Proportional to 770,482.80, 1,155,810.60 and 237,999.60

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Solution

The fourth proportional to 770,482.80, 1,155,810.60 and 237,999.60 is: 357,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,482.80 : 1,155,810.60 = 237,999.60 : x
  2. Step 2: Convert to fraction form
    770,482.80/1,155,810.60 = 237,999.60/x
  3. Step 3: Cross multiply
    770,482.80x = 1,155,810.60 × 237,999.60
  4. Step 4: Simplify right side
    770,482.80x = 275,082,460,475.76
  5. Step 5: Solve for x
    x = 275,082,460,475.76/770,482.80
  6. Step 6: Final answer
    x = 357,026.09

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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.