Home / 993,070.08-1,488,683.52-452,920.32

Finding the Fourth Proportional to 993,070.08, 1,488,683.52 and 452,920.32

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Solution

The fourth proportional to 993,070.08, 1,488,683.52 and 452,920.32 is: 678,960.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,070.08 : 1,488,683.52 = 452,920.32 : x
  2. Step 2: Convert to fraction form
    993,070.08/1,488,683.52 = 452,920.32/x
  3. Step 3: Cross multiply
    993,070.08x = 1,488,683.52 × 452,920.32
  4. Step 4: Simplify right side
    993,070.08x = 674,255,016,257.13
  5. Step 5: Solve for x
    x = 674,255,016,257.13/993,070.08
  6. Step 6: Final answer
    x = 678,960.16

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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.