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Finding the Fourth Proportional to 369,792.32, 510,275.04 and 208,656.32

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Solution

The fourth proportional to 369,792.32, 510,275.04 and 208,656.32 is: 287,924.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,792.32 : 510,275.04 = 208,656.32 : x
  2. Step 2: Convert to fraction form
    369,792.32/510,275.04 = 208,656.32/x
  3. Step 3: Cross multiply
    369,792.32x = 510,275.04 × 208,656.32
  4. Step 4: Simplify right side
    369,792.32x = 106,472,112,034.25
  5. Step 5: Solve for x
    x = 106,472,112,034.25/369,792.32
  6. Step 6: Final answer
    x = 287,924.08

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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.