Home / 1,047,432-1,445,456.16-570,504

Finding the Fourth Proportional to 1,047,432, 1,445,456.16 and 570,504

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Solution

The fourth proportional to 1,047,432, 1,445,456.16 and 570,504 is: 787,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,432 : 1,445,456.16 = 570,504 : x
  2. Step 2: Convert to fraction form
    1,047,432/1,445,456.16 = 570,504/x
  3. Step 3: Cross multiply
    1,047,432x = 1,445,456.16 × 570,504
  4. Step 4: Simplify right side
    1,047,432x = 824,638,521,104.64
  5. Step 5: Solve for x
    x = 824,638,521,104.64/1,047,432
  6. Step 6: Final answer
    x = 787,295.52

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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.