Home / 502,280.32-693,328.84-332,569.12

Finding the Fourth Proportional to 502,280.32, 693,328.84 and 332,569.12

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Solution

The fourth proportional to 502,280.32, 693,328.84 and 332,569.12 is: 459,065.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,280.32 : 693,328.84 = 332,569.12 : x
  2. Step 2: Convert to fraction form
    502,280.32/693,328.84 = 332,569.12/x
  3. Step 3: Cross multiply
    502,280.32x = 693,328.84 × 332,569.12
  4. Step 4: Simplify right side
    502,280.32x = 230,579,762,189.42
  5. Step 5: Solve for x
    x = 230,579,762,189.42/502,280.32
  6. Step 6: Final answer
    x = 459,065.89

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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.