Home / 1,029,343.95-1,543,746.33-309,492.90

Finding the Fourth Proportional to 1,029,343.95, 1,543,746.33 and 309,492.90

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Solution

The fourth proportional to 1,029,343.95, 1,543,746.33 and 309,492.90 is: 464,158.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,343.95 : 1,543,746.33 = 309,492.90 : x
  2. Step 2: Convert to fraction form
    1,029,343.95/1,543,746.33 = 309,492.90/x
  3. Step 3: Cross multiply
    1,029,343.95x = 1,543,746.33 × 309,492.90
  4. Step 4: Simplify right side
    1,029,343.95x = 477,778,528,536.06
  5. Step 5: Solve for x
    x = 477,778,528,536.06/1,029,343.95
  6. Step 6: Final answer
    x = 464,158.29

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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.