Home / 877,050.15-1,210,329.26-474,642.15

Finding the Fourth Proportional to 877,050.15, 1,210,329.26 and 474,642.15

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Solution

The fourth proportional to 877,050.15, 1,210,329.26 and 474,642.15 is: 655,006.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,050.15 : 1,210,329.26 = 474,642.15 : x
  2. Step 2: Convert to fraction form
    877,050.15/1,210,329.26 = 474,642.15/x
  3. Step 3: Cross multiply
    877,050.15x = 1,210,329.26 × 474,642.15
  4. Step 4: Simplify right side
    877,050.15x = 574,473,277,309.27
  5. Step 5: Solve for x
    x = 574,473,277,309.27/877,050.15
  6. Step 6: Final answer
    x = 655,006.19

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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.