Home / 346,225.98-519,396.38-121,528.13

Finding the Fourth Proportional to 346,225.98, 519,396.38 and 121,528.13

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Solution

The fourth proportional to 346,225.98, 519,396.38 and 121,528.13 is: 182,312.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,225.98 : 519,396.38 = 121,528.13 : x
  2. Step 2: Convert to fraction form
    346,225.98/519,396.38 = 121,528.13/x
  3. Step 3: Cross multiply
    346,225.98x = 519,396.38 × 121,528.13
  4. Step 4: Simplify right side
    346,225.98x = 63,121,271,646.48
  5. Step 5: Solve for x
    x = 63,121,271,646.48/346,225.98
  6. Step 6: Final answer
    x = 182,312.35

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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.