Home / 346,630.07-519,938.18-157,055.10

Finding the Fourth Proportional to 346,630.07, 519,938.18 and 157,055.10

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Solution

The fourth proportional to 346,630.07, 519,938.18 and 157,055.10 is: 235,579.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,630.07 : 519,938.18 = 157,055.10 : x
  2. Step 2: Convert to fraction form
    346,630.07/519,938.18 = 157,055.10/x
  3. Step 3: Cross multiply
    346,630.07x = 519,938.18 × 157,055.10
  4. Step 4: Simplify right side
    346,630.07x = 81,658,942,068.44
  5. Step 5: Solve for x
    x = 81,658,942,068.44/346,630.07
  6. Step 6: Final answer
    x = 235,579.51

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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.