Home / 531,479.04-733,026.36-340,510.32

Finding the Fourth Proportional to 531,479.04, 733,026.36 and 340,510.32

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Solution

The fourth proportional to 531,479.04, 733,026.36 and 340,510.32 is: 469,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,479.04 : 733,026.36 = 340,510.32 : x
  2. Step 2: Convert to fraction form
    531,479.04/733,026.36 = 340,510.32/x
  3. Step 3: Cross multiply
    531,479.04x = 733,026.36 × 340,510.32
  4. Step 4: Simplify right side
    531,479.04x = 249,603,040,412.04
  5. Step 5: Solve for x
    x = 249,603,040,412.04/531,479.04
  6. Step 6: Final answer
    x = 469,638.54

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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.