Home / 1,316,368.52-1,974,552.80-319,096.52

Finding the Fourth Proportional to 1,316,368.52, 1,974,552.80 and 319,096.52

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Solution

The fourth proportional to 1,316,368.52, 1,974,552.80 and 319,096.52 is: 478,644.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,368.52 : 1,974,552.80 = 319,096.52 : x
  2. Step 2: Convert to fraction form
    1,316,368.52/1,974,552.80 = 319,096.52/x
  3. Step 3: Cross multiply
    1,316,368.52x = 1,974,552.80 × 319,096.52
  4. Step 4: Simplify right side
    1,316,368.52x = 630,072,927,036.26
  5. Step 5: Solve for x
    x = 630,072,927,036.26/1,316,368.52
  6. Step 6: Final answer
    x = 478,644.78

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.