Home / 358,770.32-537,326.04-346,328.72

Finding the Fourth Proportional to 358,770.32, 537,326.04 and 346,328.72

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Solution

The fourth proportional to 358,770.32, 537,326.04 and 346,328.72 is: 518,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,770.32 : 537,326.04 = 346,328.72 : x
  2. Step 2: Convert to fraction form
    358,770.32/537,326.04 = 346,328.72/x
  3. Step 3: Cross multiply
    358,770.32x = 537,326.04 × 346,328.72
  4. Step 4: Simplify right side
    358,770.32x = 186,091,439,655.87
  5. Step 5: Solve for x
    x = 186,091,439,655.87/358,770.32
  6. Step 6: Final answer
    x = 518,692.40

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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.