Home / 975,307.92-1,345,894.32-539,698.92

Finding the Fourth Proportional to 975,307.92, 1,345,894.32 and 539,698.92

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Solution

The fourth proportional to 975,307.92, 1,345,894.32 and 539,698.92 is: 744,767.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,307.92 : 1,345,894.32 = 539,698.92 : x
  2. Step 2: Convert to fraction form
    975,307.92/1,345,894.32 = 539,698.92/x
  3. Step 3: Cross multiply
    975,307.92x = 1,345,894.32 × 539,698.92
  4. Step 4: Simplify right side
    975,307.92x = 726,377,710,938.14
  5. Step 5: Solve for x
    x = 726,377,710,938.14/975,307.92
  6. Step 6: Final answer
    x = 744,767.57

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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.