Home / 626,479.02-939,718.53-153,158.76

Finding the Fourth Proportional to 626,479.02, 939,718.53 and 153,158.76

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Solution

The fourth proportional to 626,479.02, 939,718.53 and 153,158.76 is: 229,738.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,479.02 : 939,718.53 = 153,158.76 : x
  2. Step 2: Convert to fraction form
    626,479.02/939,718.53 = 153,158.76/x
  3. Step 3: Cross multiply
    626,479.02x = 939,718.53 × 153,158.76
  4. Step 4: Simplify right side
    626,479.02x = 143,926,124,803.82
  5. Step 5: Solve for x
    x = 143,926,124,803.82/626,479.02
  6. Step 6: Final answer
    x = 229,738.14

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Similar ratio
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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.