Home / 770,457.20-1,154,130.60-770,457.20

Finding the Fourth Proportional to 770,457.20, 1,154,130.60 and 770,457.20

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Solution

The fourth proportional to 770,457.20, 1,154,130.60 and 770,457.20 is: 1,154,130.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,457.20 : 1,154,130.60 = 770,457.20 : x
  2. Step 2: Convert to fraction form
    770,457.20/1,154,130.60 = 770,457.20/x
  3. Step 3: Cross multiply
    770,457.20x = 1,154,130.60 × 770,457.20
  4. Step 4: Simplify right side
    770,457.20x = 889,208,230,510.32
  5. Step 5: Solve for x
    x = 889,208,230,510.32/770,457.20
  6. Step 6: Final answer
    x = 1,154,130.60

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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.