Home / 746,353.47-1,119,210.33-346,952.58

Finding the Fourth Proportional to 746,353.47, 1,119,210.33 and 346,952.58

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Solution

The fourth proportional to 746,353.47, 1,119,210.33 and 346,952.58 is: 520,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,353.47 : 1,119,210.33 = 346,952.58 : x
  2. Step 2: Convert to fraction form
    746,353.47/1,119,210.33 = 346,952.58/x
  3. Step 3: Cross multiply
    746,353.47x = 1,119,210.33 × 346,952.58
  4. Step 4: Simplify right side
    746,353.47x = 388,312,911,556.15
  5. Step 5: Solve for x
    x = 388,312,911,556.15/746,353.47
  6. Step 6: Final answer
    x = 520,280.17

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1.5x scale

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.