Home / 975,051.65-1,345,530.21-567,154.28

Finding the Fourth Proportional to 975,051.65, 1,345,530.21 and 567,154.28

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Solution

The fourth proportional to 975,051.65, 1,345,530.21 and 567,154.28 is: 782,649.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,051.65 : 1,345,530.21 = 567,154.28 : x
  2. Step 2: Convert to fraction form
    975,051.65/1,345,530.21 = 567,154.28/x
  3. Step 3: Cross multiply
    975,051.65x = 1,345,530.21 × 567,154.28
  4. Step 4: Simplify right side
    975,051.65x = 763,123,217,470.80
  5. Step 5: Solve for x
    x = 763,123,217,470.80/975,051.65
  6. Step 6: Final answer
    x = 782,649.02

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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.