Home / 985,312.32-1,359,730.40-532,603.32

Finding the Fourth Proportional to 985,312.32, 1,359,730.40 and 532,603.32

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Solution

The fourth proportional to 985,312.32, 1,359,730.40 and 532,603.32 is: 734,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,312.32 : 1,359,730.40 = 532,603.32 : x
  2. Step 2: Convert to fraction form
    985,312.32/1,359,730.40 = 532,603.32/x
  3. Step 3: Cross multiply
    985,312.32x = 1,359,730.40 × 532,603.32
  4. Step 4: Simplify right side
    985,312.32x = 724,196,917,582.92
  5. Step 5: Solve for x
    x = 724,196,917,582.92/985,312.32
  6. Step 6: Final answer
    x = 734,992.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.