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Finding the Fourth Proportional to 313,369.04, 432,031.60 and 249,053.04

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Solution

The fourth proportional to 313,369.04, 432,031.60 and 249,053.04 is: 343,361.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,369.04 : 432,031.60 = 249,053.04 : x
  2. Step 2: Convert to fraction form
    313,369.04/432,031.60 = 249,053.04/x
  3. Step 3: Cross multiply
    313,369.04x = 432,031.60 × 249,053.04
  4. Step 4: Simplify right side
    313,369.04x = 107,598,783,356.06
  5. Step 5: Solve for x
    x = 107,598,783,356.06/313,369.04
  6. Step 6: Final answer
    x = 343,361.24

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1.5x scale

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.