Home / 581,688.21-802,401.93-349,055.01

Finding the Fourth Proportional to 581,688.21, 802,401.93 and 349,055.01

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Solution

The fourth proportional to 581,688.21, 802,401.93 and 349,055.01 is: 481,499.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,688.21 : 802,401.93 = 349,055.01 : x
  2. Step 2: Convert to fraction form
    581,688.21/802,401.93 = 349,055.01/x
  3. Step 3: Cross multiply
    581,688.21x = 802,401.93 × 349,055.01
  4. Step 4: Simplify right side
    581,688.21x = 280,082,413,700.17
  5. Step 5: Solve for x
    x = 280,082,413,700.17/581,688.21
  6. Step 6: Final answer
    x = 481,499.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.