Home / 369,928.64-510,036.80-301,876.49

Finding the Fourth Proportional to 369,928.64, 510,036.80 and 301,876.49

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Solution

The fourth proportional to 369,928.64, 510,036.80 and 301,876.49 is: 416,210.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,928.64 : 510,036.80 = 301,876.49 : x
  2. Step 2: Convert to fraction form
    369,928.64/510,036.80 = 301,876.49/x
  3. Step 3: Cross multiply
    369,928.64x = 510,036.80 × 301,876.49
  4. Step 4: Simplify right side
    369,928.64x = 153,968,114,895.27
  5. Step 5: Solve for x
    x = 153,968,114,895.27/369,928.64
  6. Step 6: Final answer
    x = 416,210.32

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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.