Home / 770,541.04-1,063,347.90-426,391.46

Finding the Fourth Proportional to 770,541.04, 1,063,347.90 and 426,391.46

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Solution

The fourth proportional to 770,541.04, 1,063,347.90 and 426,391.46 is: 588,420.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,541.04 : 1,063,347.90 = 426,391.46 : x
  2. Step 2: Convert to fraction form
    770,541.04/1,063,347.90 = 426,391.46/x
  3. Step 3: Cross multiply
    770,541.04x = 1,063,347.90 × 426,391.46
  4. Step 4: Simplify right side
    770,541.04x = 453,402,463,039.23
  5. Step 5: Solve for x
    x = 453,402,463,039.23/770,541.04
  6. Step 6: Final answer
    x = 588,420.92

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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.