Home / 907,289.40-1,360,934.10-464,921.40

Finding the Fourth Proportional to 907,289.40, 1,360,934.10 and 464,921.40

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Solution

The fourth proportional to 907,289.40, 1,360,934.10 and 464,921.40 is: 697,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,289.40 : 1,360,934.10 = 464,921.40 : x
  2. Step 2: Convert to fraction form
    907,289.40/1,360,934.10 = 464,921.40/x
  3. Step 3: Cross multiply
    907,289.40x = 1,360,934.10 × 464,921.40
  4. Step 4: Simplify right side
    907,289.40x = 632,727,387,079.74
  5. Step 5: Solve for x
    x = 632,727,387,079.74/907,289.40
  6. Step 6: Final answer
    x = 697,382.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.