Home / 522,045.40-783,068.10-508,923.40

Finding the Fourth Proportional to 522,045.40, 783,068.10 and 508,923.40

Calculator

Solution

The fourth proportional to 522,045.40, 783,068.10 and 508,923.40 is: 763,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,045.40 : 783,068.10 = 508,923.40 : x
  2. Step 2: Convert to fraction form
    522,045.40/783,068.10 = 508,923.40/x
  3. Step 3: Cross multiply
    522,045.40x = 783,068.10 × 508,923.40
  4. Step 4: Simplify right side
    522,045.40x = 398,521,679,883.54
  5. Step 5: Solve for x
    x = 398,521,679,883.54/522,045.40
  6. Step 6: Final answer
    x = 763,385.10

Related Problems

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.