Home / 972,243.76-1,341,482.16-564,109.06

Finding the Fourth Proportional to 972,243.76, 1,341,482.16 and 564,109.06

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Solution

The fourth proportional to 972,243.76, 1,341,482.16 and 564,109.06 is: 778,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,243.76 : 1,341,482.16 = 564,109.06 : x
  2. Step 2: Convert to fraction form
    972,243.76/1,341,482.16 = 564,109.06/x
  3. Step 3: Cross multiply
    972,243.76x = 1,341,482.16 × 564,109.06
  4. Step 4: Simplify right side
    972,243.76x = 756,742,240,284.37
  5. Step 5: Solve for x
    x = 756,742,240,284.37/972,243.76
  6. Step 6: Final answer
    x = 778,346.20

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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.