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Finding the Fourth Proportional to 585,049.80, 877,574.70 and 549,620.40

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Solution

The fourth proportional to 585,049.80, 877,574.70 and 549,620.40 is: 824,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,049.80 : 877,574.70 = 549,620.40 : x
  2. Step 2: Convert to fraction form
    585,049.80/877,574.70 = 549,620.40/x
  3. Step 3: Cross multiply
    585,049.80x = 877,574.70 × 549,620.40
  4. Step 4: Simplify right side
    585,049.80x = 482,332,957,643.88
  5. Step 5: Solve for x
    x = 482,332,957,643.88/585,049.80
  6. Step 6: Final answer
    x = 824,430.60

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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.