Home / 755,048.04-1,041,965.70-415,516.30

Finding the Fourth Proportional to 755,048.04, 1,041,965.70 and 415,516.30

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Solution

The fourth proportional to 755,048.04, 1,041,965.70 and 415,516.30 is: 573,412.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,048.04 : 1,041,965.70 = 415,516.30 : x
  2. Step 2: Convert to fraction form
    755,048.04/1,041,965.70 = 415,516.30/x
  3. Step 3: Cross multiply
    755,048.04x = 1,041,965.70 × 415,516.30
  4. Step 4: Simplify right side
    755,048.04x = 432,953,732,390.91
  5. Step 5: Solve for x
    x = 432,953,732,390.91/755,048.04
  6. Step 6: Final answer
    x = 573,412.17

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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.