Home / 770,208.58-1,154,948.28-450,452.98

Finding the Fourth Proportional to 770,208.58, 1,154,948.28 and 450,452.98

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Solution

The fourth proportional to 770,208.58, 1,154,948.28 and 450,452.98 is: 675,466.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,208.58 : 1,154,948.28 = 450,452.98 : x
  2. Step 2: Convert to fraction form
    770,208.58/1,154,948.28 = 450,452.98/x
  3. Step 3: Cross multiply
    770,208.58x = 1,154,948.28 × 450,452.98
  4. Step 4: Simplify right side
    770,208.58x = 520,249,894,471.87
  5. Step 5: Solve for x
    x = 520,249,894,471.87/770,208.58
  6. Step 6: Final answer
    x = 675,466.24

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Double scale
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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.