Home / 1,009,050.30-1,392,482.55-556,341.30

Finding the Fourth Proportional to 1,009,050.30, 1,392,482.55 and 556,341.30

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Solution

The fourth proportional to 1,009,050.30, 1,392,482.55 and 556,341.30 is: 767,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,050.30 : 1,392,482.55 = 556,341.30 : x
  2. Step 2: Convert to fraction form
    1,009,050.30/1,392,482.55 = 556,341.30/x
  3. Step 3: Cross multiply
    1,009,050.30x = 1,392,482.55 × 556,341.30
  4. Step 4: Simplify right side
    1,009,050.30x = 774,695,552,094.32
  5. Step 5: Solve for x
    x = 774,695,552,094.32/1,009,050.30
  6. Step 6: Final answer
    x = 767,747.21

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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.