Home / 877,256.64-1,210,617.99-474,848.64

Finding the Fourth Proportional to 877,256.64, 1,210,617.99 and 474,848.64

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Solution

The fourth proportional to 877,256.64, 1,210,617.99 and 474,848.64 is: 655,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,256.64 : 1,210,617.99 = 474,848.64 : x
  2. Step 2: Convert to fraction form
    877,256.64/1,210,617.99 = 474,848.64/x
  3. Step 3: Cross multiply
    877,256.64x = 1,210,617.99 × 474,848.64
  4. Step 4: Simplify right side
    877,256.64x = 574,860,306,111.03
  5. Step 5: Solve for x
    x = 574,860,306,111.03/877,256.64
  6. Step 6: Final answer
    x = 655,293.19

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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.