Home / 346,031.40-519,047.10-325,036.20

Finding the Fourth Proportional to 346,031.40, 519,047.10 and 325,036.20

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Solution

The fourth proportional to 346,031.40, 519,047.10 and 325,036.20 is: 487,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,031.40 : 519,047.10 = 325,036.20 : x
  2. Step 2: Convert to fraction form
    346,031.40/519,047.10 = 325,036.20/x
  3. Step 3: Cross multiply
    346,031.40x = 519,047.10 × 325,036.20
  4. Step 4: Simplify right side
    346,031.40x = 168,709,097,005.02
  5. Step 5: Solve for x
    x = 168,709,097,005.02/346,031.40
  6. Step 6: Final answer
    x = 487,554.30

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1.5x scale

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.