Home / 877,048.55-1,210,327.01-474,640.55

Finding the Fourth Proportional to 877,048.55, 1,210,327.01 and 474,640.55

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Solution

The fourth proportional to 877,048.55, 1,210,327.01 and 474,640.55 is: 655,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,048.55 : 1,210,327.01 = 474,640.55 : x
  2. Step 2: Convert to fraction form
    877,048.55/1,210,327.01 = 474,640.55/x
  3. Step 3: Cross multiply
    877,048.55x = 1,210,327.01 × 474,640.55
  4. Step 4: Simplify right side
    877,048.55x = 574,470,272,307.24
  5. Step 5: Solve for x
    x = 574,470,272,307.24/877,048.55
  6. Step 6: Final answer
    x = 655,003.96

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1.5x scale

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.