Home / 346,210.66-519,543.04-121,565.30

Finding the Fourth Proportional to 346,210.66, 519,543.04 and 121,565.30

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Solution

The fourth proportional to 346,210.66, 519,543.04 and 121,565.30 is: 182,427.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,210.66 : 519,543.04 = 121,565.30 : x
  2. Step 2: Convert to fraction form
    346,210.66/519,543.04 = 121,565.30/x
  3. Step 3: Cross multiply
    346,210.66x = 519,543.04 × 121,565.30
  4. Step 4: Simplify right side
    346,210.66x = 63,158,405,520.51
  5. Step 5: Solve for x
    x = 63,158,405,520.51/346,210.66
  6. Step 6: Final answer
    x = 182,427.67

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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.