Home / 761,050.34-1,050,266.42-434,356.83

Finding the Fourth Proportional to 761,050.34, 1,050,266.42 and 434,356.83

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Solution

The fourth proportional to 761,050.34, 1,050,266.42 and 434,356.83 is: 599,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,050.34 : 1,050,266.42 = 434,356.83 : x
  2. Step 2: Convert to fraction form
    761,050.34/1,050,266.42 = 434,356.83/x
  3. Step 3: Cross multiply
    761,050.34x = 1,050,266.42 × 434,356.83
  4. Step 4: Simplify right side
    761,050.34x = 456,190,390,674.87
  5. Step 5: Solve for x
    x = 456,190,390,674.87/761,050.34
  6. Step 6: Final answer
    x = 599,422.10

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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.