Home / 760,522.07-1,141,904.53-424,219.79

Finding the Fourth Proportional to 760,522.07, 1,141,904.53 and 424,219.79

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Solution

The fourth proportional to 760,522.07, 1,141,904.53 and 424,219.79 is: 636,955.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,522.07 : 1,141,904.53 = 424,219.79 : x
  2. Step 2: Convert to fraction form
    760,522.07/1,141,904.53 = 424,219.79/x
  3. Step 3: Cross multiply
    760,522.07x = 1,141,904.53 × 424,219.79
  4. Step 4: Simplify right side
    760,522.07x = 484,418,492,086.03
  5. Step 5: Solve for x
    x = 484,418,492,086.03/760,522.07
  6. Step 6: Final answer
    x = 636,955.21

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Double scale
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Similar ratio
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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.