Home / 745,208.24-1,114,378.76-553,444.80

Finding the Fourth Proportional to 745,208.24, 1,114,378.76 and 553,444.80

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Solution

The fourth proportional to 745,208.24, 1,114,378.76 and 553,444.80 is: 827,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,208.24 : 1,114,378.76 = 553,444.80 : x
  2. Step 2: Convert to fraction form
    745,208.24/1,114,378.76 = 553,444.80/x
  3. Step 3: Cross multiply
    745,208.24x = 1,114,378.76 × 553,444.80
  4. Step 4: Simplify right side
    745,208.24x = 616,747,129,952.45
  5. Step 5: Solve for x
    x = 616,747,129,952.45/745,208.24
  6. Step 6: Final answer
    x = 827,617.16

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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.