Home / 761,457.35-1,050,677.94-434,621.13

Finding the Fourth Proportional to 761,457.35, 1,050,677.94 and 434,621.13

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Solution

The fourth proportional to 761,457.35, 1,050,677.94 and 434,621.13 is: 599,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,457.35 : 1,050,677.94 = 434,621.13 : x
  2. Step 2: Convert to fraction form
    761,457.35/1,050,677.94 = 434,621.13/x
  3. Step 3: Cross multiply
    761,457.35x = 1,050,677.94 × 434,621.13
  4. Step 4: Simplify right side
    761,457.35x = 456,646,833,548.87
  5. Step 5: Solve for x
    x = 456,646,833,548.87/761,457.35
  6. Step 6: Final answer
    x = 599,701.13

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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.